Association for Symbolic Logic

Association for Symbolic LogicSource: The Journal of Symbolic Logic, Vol. 41, No. 4 (Dec., 1976), pp. 792-824Published by: Association for Symbolic LogicStable URL: http://www.jstor.org/stable/2272404 .

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THE JOURNAL OF SYMBOLIC LOGIC Volume 41, Number 4, December 1976

ASSOCIATION FOR SYMBOLIC LOGIC

Business Office: P.O. Box 6248, Providence, Rhode Island 02940

Telephone 1-401-272-9500

COUNCIL

Term Expires January 1

President ... . JOSEPH R SHOENFIELD . 1977 -ice-President. . . DAVID KAPLAN . . . . . . . . . . 1977 Secretary ..... JON BARWISE ..... . . . . . . 1978* Treasurer ..... BURTON DREBEN .... . . . . . 1979

Remaining Members of the Executive Committee

JAMES D. HALPERN . . . . . . . . . . . . . . . 1977 RICHARD C. JEFFREY .1979 DONALD A. MARTIN . . . . . . . . . . . . . . . 1978 JULIA ROBINSON ...... . . . . . . . . . . . . 1978 GAiSI TAKEUTI .1979 JOSEPH S. ULLIAN .1977

Editorial Board

ALONZO CHURCH .1979 WILLIAM CRAIG .1979** HERBERT B. ENDERTON .1978

DAGFINN FOLLESDAL . . . . . . . . . . . . . 1979 CARL G. JOCKUSCH, JR. . . . . . . . . . . . . 1977 ANIL NERODE .1977 C. E. M. YATES . . . . . . . . . . . . . . . . . . 1979

Managing Editor

ALFONS BORGERS .1977

Remaining Members of the Council

MICHAEL DUMMETT .1979

JENS ERIK FENSTAD . . . . . . . . . . . . . . 1977 PETR HAJEK . . . . . . . . . . . . . . . . . . . 1977 JAAKKO HINTIKKA . . . . . . . . . . . . . . . 1977 ALISTAIR H. LACHLAN . . . . . . . . . . . . . 1978 CZES-LAW RYLL-NARDZEWSKI .1979 GABRIEL SABBAGH .1978 DANA SCOTT. . ... . . 1980

*Appointed to complete the unexpired term of Charles D. Parsons **Appointed to complete the unexpired term of Burton Dreben

792



MEMBERS OF THE ASSOCIATION 793

COMMITTEES OF THE ASSOCIATION

Executive Committee for European Affairs

JENS ERIK FENSTAD (Chairman) .... . . . . 1977 HELENA RASIOWA ..... . . . . . . . . . . . 1977 JOHN DERRICK ..... . . . . . . . . . . . . . 1977

The remainder of the European Committee consists of designated correspondents in each country.

Committee on Logic in the Far East

GAISI TAKEUTI (Chairman) . . . . . . . . . . . 1976 M. J. CRESSWELL . . . . . . . . . . . . . . . . . 1976 JOHN CROSSLEY . . . . . . . . . . . . . . . . . 1976 SHOJI MAEHARA ..... . . . . . . . . . . . . 1976

Advisory Committee on Logic in Latin America

ROLANDO CHUAQUI (Chairman) .... . . . . 1978 NEWTON DA COSTA ..... . . . . . . . . . . 1978 FRANCISCO MIRO QUESADA .... . . . . . . 1978

REPRESENTATIVES OF THE ASSOCIATION

American Association for the Advancement of Science

PAUL AXT (Section on Mathematics) .... . . 1978 NUEL D. BELNAP, JR. (Section on History and

Philosophy of Science) . . . . . . . . . . . . . 1978

U. S. National Committee of IUHPS

DONALD A. MARTIN ..... . . . . . . . . . . 1977 CHARLES D. PARSONS .... . . . . . . . . . . 1979 J. R SHOENFIELD, ex officio .... . . . . . . . 1977

Conference Board of the Mathematical Sciences

THEODORE HAILPERIN ...... . . . . . . . 1978 JON BARWISE, ex officio . . . . . . . . . . . . . 1978 J. R. SHOENFIELD, ex officio .......... 1977



794 MEMBERS OF THE ASSOCIATION

ASL INSTITUTIONAL MEMBERS 1976

ARIZONA STATE UNIVERSITY UNIVERSITY OF MARYLAND BEDFORD COLLEGE MASS. INSTITUTE OF TECHNOLOGY UNIVERSITY OF CALIFORNIA, UNIVERSITY OF MICHIGAN

BERKELEY UNIVERSITI DE MONTREAL UNIVERSITY OF CALIFORNIA, DAVIS NEW MEXICO STATE UNIVERSITY UNIVERSITY OF CALIFORNIA, STATE UNIVERSITY OF NEW YORK AT

LOS ANGELES BUFFALO CATHOLIC UNIVERSITY OF CHILE PENNSYLVANIA STATE UNIVERSITY UNIVERSITY OF COLORADO UNIVERSITY OF PENNSYLVANIA COLUMBIA UNIVERSITY UNIVERSITY OF PITTSBURGH DARTMOUTH COLLEGE PRINCETON UNIVERSITY DUKE UNIVERSITY RUTGERS, THE STATE UNIVERSITY HARVARD UNIVERSITY SAN FRANCISCO STATE UNIVERSITY UNIVERSITY OF ILLINOIS SIMON FRASER UNIVERSITY INSTITUT FUR WISSENSCHAFTS- SMITH COLLEGE

THEORIE, SALZBURG UNIVERSITY OF WASHINGTON INSTITUTE FOR ADVANCED STUDY WEST CHESTER STATE UNIVERSITY LEHIGH UNIVERSITY UNIVERSITY OF WISCONSIN UNIVERSITY OF LEICESTER

CORPORATE MEMBERS OF THE ASSOCIATION

INTERNATIONAL BUSINESS MACHINES CORPORATION

INDIVIDUAL MEMBERS OF THE ASSOCIATION

Abbott, G.P., Univ. of Cincinnati, Dept. of Philos., Cincinnati, OH 45221, U.S.A. Abdali, S. Kamal, Rensselaer Polytech. Inst., Dept. of Math., Troy, NY 12180, U.S.A. Aberg, Claes, Golviaggareg 4C, 412 62 Gdteborg, Sweden Adamowicz, Zofia, Inst. Mat., P KI N, 00-901 Warsaw, Poland Adamson, Alan A., 2510 Bancroft Way, No. 214, Berkeley, CA 94704, U.S.A. Addison, John W., Jr., U. C. B., Dept. of Math., Berkeley, CA 94720, U.S.A. Adleman, L., U. C. B., Computer Sci. Div., 573 Evans Hall, Berkeley, CA 94720, U.S.A. Adler, Jacob, 108 Norfolk St., Cranston, RI 02910, U.S.A. Aebi, M., Altersheim, CH 3414 Oberburg, BE, Switzerland Africk, Henry Louis, 66-29 Wetherole St., Rego Park, NY 11374, U.S.A. Agazzi, Evandro, Via Aurelia 35, Genova Nervi, Italy Aitchison, Robert T., 12712 Running Brook Dr., Clarksburg, MD 20734, U.S.A. Albert, Jose A., 72 Cordillena, Quezon City, Philippines Alberts, Mark D., Iowa State Univ., Dept. of Math., Ames, IA 50010, U.S.A. Aldrich, James R., 3008 Sugar Lane, Vienna, VA 22180, U.S.A. Alexander, James, 664 N. Michigan Blvd., Suite 530, Chicago, IL 60611, U.S.A. Allen, Layman E., Univ. of Michigan, Law School, Ann Arbor, MI 48104, U.S.A. Allen, Ronald L., P.O. Box 5717, Santa Monica, CA 90405, U.S.A. Alligood, Kathleen, Univ. of Maryland, Dept. of Math., College Park, MD 20742, U.S.A. Alperin, Joel M., Triple A Trouser Mfg., Penn Ave. & Larch St., Scranton, PA 18509, U.S.A. Alton, Donald Alvin, Univ. of Iowa, Dept. of Computer Sci., Iowa City, IA 52242, U.S.A. Alward, Eugene R., Stanford Univ., Dept. of Math., Stanford, CA 94305, U.S.A.




Amer, Mohamed A., P.O. Box 580, Cairo, United Arab Rep. Amirkhosravi, N., Bedford Coll., Dept. of Math., Regent's Park, London NW1 4NS, England Ammen, William W., 372 Central Park W. 140, New York, NY 10025, U.S.A. Anapolitanos, Dionisis, Univ. of Manchester, Dept. of Math., Manchester M13 9PL, England Andalafte, Edward Z., Univ. of Missouri at St Louis, Dept. of Math., St. Louis, MO 63121, U.S.A. Anderson, J.G., Univ. of Waterloo, Dept. of Math., Waterloo, Ontario, Canada Anderson, Jeffrey C., P.O. Box 607, Marquette, MI 49855, U.S.A. Andler, Daniel M., 5 Cite du Cardinal Lemoine, 75005 Paris, France Andrews, Melinda K., 2908 131st P1., N.E., Bellevue, WA 98005, U.S.A. Andrews, Peter B., Carnegie-Mellon Univ., Dept. of Math., Pittsburgh, PA 15213, U.S.A. Angell, Richard B., Wayne State Univ., Dept. of Philos., Coll. of Liberal Arts, Detroit, MI 48202, U.S.A. Anshel, Michael, 1140 5th Ave., New York, NY 10028, U.S.A. Appel, Kenneth I., Univ. of Illinois, Dept. of Math., Urbana, IL 61801, U.S.A. Applebaum, Charles H., Bowling Green State Univ., Dept. of Math., Bowling Green, OH 43403, U.S.A. Apter, Arthur W., M. I. T., RM. 2-247, Cambridge, MA 02139, U.S.A. Arbuckle, Gilbert B., 236 Silas Carter Rd., Manorville, NY 11949, U.S.A. Ariely, Gideon, 5/A George Washington St., Jerusalem 94187, Israel Arkava, Leonard M., 5832 S. Lawrence, Tacoma, WA 98409, U.S.A. Arms, Powell W., Jr., 6 Arbor Lea Rd., Lansdowne, PA 19050, U.S.A. Arnold, Edward M., Whitworth Coll., Dept. of Math., Spokane, WA 99251, U.S.A. Arruda, Ayda Ignez, Univ. Estadual de Campinas, Dept. of Math., Caixa Postal 1170, 13100 Campinas, Brazil Asenjo, F. Gonzalez, Univ. of Pittsburgh, Dept. of Math., Pittsburgh, PA 15260, U.S.A. Ash, Christopher John, Univ. of Connecticut, Dept. of Math., Box U-9, Storrs, CT 06268, U.S.A. Askanas, Malgorzata, 10563 S. Hale Ave., Apt. 2N, Chicago, IL 60643, U.S.A. Asser, Gunter, Ludwig-Jahn-Str. 6, 22 Greifswald, German Dem. Rep. Atlas, Jay D., Pomona Coll., Dept. of Philos., Claremont, CA 91711, U.S.A. Ault, A.J., Bedford Coll., Dept. of Math., Regent's Park, London NW1 4NS, England Avishalom, Dov, 37 La Guardia St., Tel-Aviv, Israel Axt, Paul, Pennsylvania State Univ., Dept. of Math., 230 McAllister Bldg., University Park, PA 16802, U.S.A. Baayen, Pieter C., Free Univ., de Boelelaan 1081, Amsterdam, Netherlands Bach, Maurice, Columbia Univ., Dept. of Math. Stat., New York, NY 10027, U.S.A. Bachmann, Friedrich, Bulowstr. 16, 23 Kiel, Fed. Rep. Germany Backscheider, Nickolas A., 442 Rugby Ave., Rochester, NY 14619, U.S.A. Bacon, John, York Coll. (C.U.N.Y.), Dept. of Philos., 150-14 Jamaica Ave., Jamaica, NY 11432, U.S.A. Baer, Robert M., Metadata, P.O. Box 746, Mill Valley, CA 94941, U.S.A. Balcar, Bohuslav, Charles Univ., Dept. of Math., Sokolovska 83, 18600 Prague, Czechoslovakia Baldassare, Paolo R., c/o Hosp. Ital., LL. E. M. SPA., P.O. Box 3958, Quito-Pichincha, Ecuador Baldwin, John T., Univ. of Ill. at Chicago Circle, Dept. of Math., Box 4348, Chicago, IL 60680, U.S.A. Bankston, Paul J., McMaster Univ., Dept. of Math., Hamilton, Ontario, Canada Baralt, Jorges J., 109 Byrd Ct., Clarendon Hills, IL 60514, U.S.A. Barback, Joseph, 21 Dalewood Dr., Amherst, NY 14150, U.S.A. Barbanel, Julius, S.U.N.Y. at Buffalo, Dept. of Math., 4246 Ridge Lea Rd., Amherst, NY 14226, U.S.A. Barendregt, Henk, Budapestlaan 6, Utrecht, Netherlands Barlaz, Joshua, Rutgers Univ., Dept. of Math., New Brunswick, NJ 08903, U.S.A. Barnes, Robert F., Jr., 905 Delaware Ave., Bethlehem, PA 18015, U.S.A. Barnett, I.D., Flinders Univ., School of Humanities, Bedford Park, S.A. 5042, Australia Barr, Jack, 584 Richmond Ave., Buffalo, NY 14222, U.S.A. Bartlett, Jan C., 14084 Rue St. Tropez, Del Mar, CA 92014, U.S.A.




Barwise, Kenneth J., Univ. of Wisconsin, Dept. of Math., Madison, WI 53706, U.S.A. Bastable, Patrick, University College, Belfield, Dublin 4, Ireland Bauer-Mengelberg, Stefan, P.O. Box 760, Amagansett, NY 11930, U.S.A. Bay, John, 700 N. Whitman St., No. 103, Belvidere, IL 61008, U.S.A. Bayart, Arnould R., 200 Ave. de Messidor, Brussels 18, Belgium Bealer, George P., Reed Coll., Dept. of Philos., Portland, OR 97202, U.S.A. Beard, James, 22 Hauraki St., Wellington 5, New Zealand Beck, Robert D., 1621 Tibbits Ave., Troy, NY 12180, U.S.A. Beiter, Thomas A., 308 Kanawha Rd., Lancaster, OH 43130, U.S.A. Belding, W. Russell, U.S. Naval Acad., Dept. of Math., Annapolis, MD 21402, U.S.A. Belger, Joerg, 4401 Senden, Spreewaldweg 32, Fed. Rep. Germany Bell, James S., 3 Leatherstocking St., Cooperstown, NY 13326, U.S.A. Belnap, Nuel D., Jr., Univ. of Pittsburgh, Dept. of Philos., Pittsburgh, PA 15260, U.S.A. Benacerraf, Paul, Princeton Univ., Dept. of Philos., Princeton, NJ 08540, U.S.A. Benda, Miroslav, Univ. de Sdo Paulo, Inst. de Mate., Sdo Paulo CP 20570, Brazil Bendall, L. Kent, Wesleyan Univ., Dept. of Philos., Middletown, CT 06457, U.S.A. Benejam, Jean-Pierre, 19 Rue Saint-Saens, 75015 Paris, France Beneg, Vaclav E., Bell Telephone Labs., Murray Hill, NJ 07974, U.S.A. Benioff, Paul, Argonne Natl. Lab., Chemistry Div., 9700 South Cass Ave., Argonne, IL 60440, U.S.A. Benjamin, Paul, 5545-I Forbes Ave., Pittsburgh, PA 15217, U.S.A. Bennett, David W., Univ. of Utah, Dept. of Philos., Salt Lake City, UT 84112, U.S.A. Bennett, James H., P.O. Box 26, Blawenburg, NJ 08504, U.S.A. Bennett, Jonathan F., Univ. of British Columbia, Dept. of Philos., Vancouver 8, British Columbia, Canada Bennett, Michael, Univ. of Pittsburgh, Dept. of Philos., Pittsburgh, PA 15260, U.S.A. Bennison, Victor Lawrence, 6933 S. Oglesby, No. 1, Chicago, IL 60649, U.S.A. Benos, Anastase N., 28 Rue Konitsis, Vrilissia, Attikis, Athens, Greece Benson, Arthur J., P.O. Box 1160, Alhambra, CA 91802, U.S.A. Berent, Paul A., 41 Cameo Dr., Apt. 4, Chico, CA 95926, U.S.A. Berg, Jan, Techn. Univ. Munchen, Lehrstuhl fur Philos., Lothstr. 17, 8 Mfinchen, Fed. Rep. Germany Berghel, H.L., 1225 Sumner St., Lincoln, NE 68502, U.S.A. Berlinski, David, 305 W. 86th St., New York, NY 10024, U.S.A. Berman, Joel David, Univ. of Manitoba, Dept. of Math., Winnipeg R3T 2N2, Manitoba, Canada Bernays, Paul, Bodmerstr. 11, 8002 Zurich, Switzerland Bernstein, Allen R., Univ. of Maryland, Dept. of Math., College Park, MD 20742, U.S.A. Berry, John W., Univ. of Manitoba, Dept. of Math., Winnipeg R3T 2N2, Manitoba, Canada Bezuszka, Stanley J., Boston Coll., Dept. of Math., Chestnut Hill, MA 02167, U.S.A. Billington, David, Monash Univ., Dept. of Math., Wellington Rd., Clayton 3168, Australia Bing, Kurt, Rensselaer Polytech. Inst., Dept. of Math., Troy, NY 12181, U.S.A. Birdzell, L.E., Jr., G. E., Fairfield, CT 06431, U.S.A. Birmingham, Robert L., P.O. Box 44, Chautauqua, NY 14722, U.S.A. Bjurlof, Thomas, R.F.D. 6, Box 4, Chapel Hill, NC 27514, U.S.A. Blaine, Lee H., Stanford Univ., Ventura Hall, Stanford, CA 94305, U.S.A. Blakeley, Frederick N., Univ. of Illinois, Dept. of Math., Urbana, IL 61801, U.S.A. Blass, Andreas R., Univ. of Michigan, Dept. of Math., Ann Arbor, MI 48104, U.S.A. Blikle, Andrzej, Zimorowicza 2, M.2, Warsaw, Poland Bloch, G., 103 rue des Hirondelles, 91400 Orsay, France Bloom, Stephen L., Stevens Inst. of Tech., Dept. of Math., Hoboken, NJ 07030,U.S.A. Blum, Alex, Bar-Ilan Univ., Dept. of Philos., Ramat-Gan, Israel Blum, Arthur R., 103 Larch Ave., Bogota, NJ 07603, U.S.A. Blumberg, Albert E., 628 W. 151st St., New York, NY 10031, U.S.A. Bochenski, J.M., Univ. of Fribourg, Dept. of Philos., Albertinum, 1701 Fribourg, Switzerland Boffa, Maurice, Univ. de L'Etat a Mons, Fac. des Sci., Dept. de Math., 7000 Mons, Belgium Bogner, Sue, Natl. Acad. of Sciences, W6711, 2101 Constitution Ave., N.W., Washington, DC 20418, U.S.A.




Bohm, Corrado, Via S. Crescenziano 20, 00199 Rome, Italy Bohnert, Herbert G., Michigan State Univ., Dept. of Philos., East Lansing, MI 48824, U.S.A. Boileau, Andre, Univ. de Montreal, Dept. of Math., CP6128, Montreal, Ouebec, Canada Bollman, D.A., Univ. of Puerto Rico, Dept. of Math., Mayaguez, PR 00708, U.S.A. Boolos, George S., M. I. T., Rm. 14N-326, Cambridge, MA 02139, U.S.A. Boone, William W., Univ. of Illinois, Dept. of Math., Urbana, IL 61801, U.S.A. Boos, William, 1506 Center Ave., Iowa City, IA 52240, U.S.A. Borden, Stephen W., 3826 W. 26th Ave., Vancouver V6S 1P4, British Columbia, Canada Borger, David R., 8963 Nottingham, Ypsilanti, MI 48197, U.S.A. Bbrger, Egon, Inst. fur mathematische Logik und Grundlagenforschung der Universitit MUnster, Roxeler Str. 64, 4400 MUnster Borgers, Alfons, Weldadigheidstr. 61, B-3000 Leuven, Belgium Bowen, Kenneth A., Syracuse Univ., Dept. of Math., Syracuse, NY 13210, U.S.A. Bowie, G. Lee, 260 Amherst Rd., South Hadley, MA 01075, U.S.A. Bowne, G.D., Rt. 1, Edinboro, PA 16412, U.S.A. Bredlau, Carl, Montclair State Coll., Dept. of Math., Upper Montclair, NJ 07043, U.S.A. Bressan, Aldo, Via Pasubio N20, Padova, Italy Brickhill, Christopher, Balliol Coll., Oxford OXI 3BJ, England Bridge, Jane Elizabeth, Univ. of Oxford, Math. Inst., Oxford, England Broido, Jonathan, Univ. of Rochester, Coll. of Education, Rochester, NY 14627, U.S.A. Broughton, Charles, Jr., 630 Millwood Rd., Toronto 298, Ontario, Canada Brown, Allen L., Jr., I. B. M., T.J. Watson Res. Ctr., Rm. 27-237, P.O. Box 218, Yorktown Heights, NY 10598, U.S.A. Brown, Gary, 1126 15th Ave. E., Seattle, WA 98195, U.S.A. Brown, Jerry S., 2316 Badger Parkway, Apt. 17, Madison, WI 53713, U.S.A. Brown, Scott S., Princeton Univ., Fine Hall, Box 37, Princeton, NJ 08540, U.S.A. Brown, William E., Dept. of Math., Univ. of the Pacific, Stockton, CA 95211, U.S.A. Bruce, Kim B., Princeton Univ., Dept. of Math., Princeton, NJ 08540, U.S.A. Bruno, Vincent J., San Francisco State Univ., Dept. of Math., 1600 Holloway Ave., San Francisco, CA 94132, U.S.A. Bruns, Gunter W., McMaster Univ., Dept. of Math., Hamilton, Ontario, Canada Buchi, J. Richard, 3934 Division Rd., West Lafayette, IN 47906, U.S.A. Buchler, Lucien, Champs Frechets 30, 1217 Meyrin, Geneva, Switzerland Buckley, George M., Maryknoll Fathers, 1421 N. Astor St., Chicago, IL 60610, U.S.A. Budnik, Paul, 1921 Oak St., No. 3, San Francisco, CA 94117, U.S.A. Bull, Everett L., Jr., U.C.L.A., Dept. of Math., Los Angeles, CA 90024, U.S.A. Bunder, M.W., Math. Inst., 24-29 St. Giles, Oxford OX1 3LB, England Bunge, Mario, Univ. Nac. de Mexico, Ciudad Univ., Inst. de Invest. Filos6ficas, Mexico 20DF, Mexico Burd, Barry A., Univ. of Illinois, 273 Altgeld Hall, Urbana, IL 61801, U.S.A. Burgess, John P., Princeton Univ., Dept. of Philos., 1879 Hall, Princeton, NJ 08540, U.S.A. Burgess, Joseph, Idaho State Univ., Dept. of Eng. & Philos., Pocatello, ID 83201, U.S.A. Burns, John B., 413 S. 44th, Philadelphia, PA 19104, U.S.A.

Burris, Stanley N., Univ. of Waterloo, Dept. of Pure Math., Waterloo, Ontario, Canada Burton, Charles R., 3485 Marathon Dr., San Diego, CA 92123, U.S.A. Burtram, Peter M., P.O. Box 12/1342, Tehran, Iran Butler, A.C., Council for Sci. & Ind. Res., P.O. Box 17001, Congella 4013, Natal, S. Africa Butler, Jean W., Univ. of Victoria, Dept. of Math., Victoria V8W 2Y2, British Columbia, Canada Byerly, Robert E., S.U.N.Y. at Buffalo, Dept. of Math., 4246 Ridge Lea Rd., Amherst, NY 14226, U.S.A. Byrne, Rodney P., S.U.N.Y., Coll. at Oswego, Dept. of Philos., Sheldon Hall, Oswego, NY

13126, U.S.A. Cahill, Thomas Patrick, 215 Adams St., Brooklyn, NY 11201, U.S.A. Caicedo, Xavier, Diagonal 76, No. 2-39, Bogota 8DE, Colombia Call, Richard L., Rd. 2, Box 51, Easton, PA 18042, U.S.A.

Campbell, Paul J., St. Olaf Coll., Dept. of Math., Northfield, MN 55057, U.S.A.




Campin, John, Univ. of Pittsburgh, Dept. of Philos., Pittsburgh, PA 15260, U.S.A. Cannonito, Frank B., U.C.I., Dept. of Math., Irvine, CA 92664, U.S.A. Canty, John T., 18234 Daves Ave., Monte Sereno, CA 95030, U.S.A. Capka, David M., Purdue Univ., Dept. of Computer Sci., West Lafayette, IN 47907, U.S.A. Carlson, Robert, Univ. of Illinois, Dept. of Math., Urbana, IL 61801, U.S.A. Carlstrom, I.F., 1223 Monterey, Berkeley, CA 94707, U.S.A. Carpentier, Sister M. Elizabeth, 1400 N. Fifth, Springfield, IL 62702, U.S.A. Carr, Charles C., 104 E. Pine Ave., West Lafayette, IN 47906, U.S.A. Carr, Donna, Dartmouth Coll., Hanover, NH 03755, U.S.A. Case, John W., S.U.N.Y. at Buffalo, Dept. of Computer Sci., 4226 Ridge Lea Rd., Amherst, NY 14226, U.S.A. Case, Robert W., 149 Massachusetts Ave., No. 2, Boston, MA 02115, U.S.A. Catlin, Seth, Eastern Oregon State Coll., La Grande, OR 97850, U.S.A. Cauman, Leigh S., Columbia Univ., 720 Philosophy Hall, New York, NY 10027, U.S.A. Celarier, James L., Univ. of Maryland, Dept. of Philos., College Park, MD 20742, U.S.A. Cellucci, Carlo, Via Annone 1, 00199 Rome, Italy Cellum, B. Stephen, Rensselaer Polytech. Inst., Dept. of Math., Troy, NY 12181, U.S.A. Cenzer, Douglas, Univ. of Florida, Dept. of Math., 201 Walker Hall, Gainesville, FL 32611, U.S.A. Chambers, Donald L., 72 Perry St., New York, NY 10014, U.S.A. Chang, Chen Chung, U.C.L.A., Dept. of Math., Los Angeles, CA 90024, U.S.A. Chapin, Edward W., 740 E. Woodside, South Bend, IN 46614, U.S.A. Chapman, A.N., 84 Henniker Rd., Ipswich IP1 5HG, England Charland, Paul V., 18053 E. Valley, City of Industry, CA 91744, U.S.A. Charlton, Harvey J., 236 Singleton St., Raleigh, NC 27606, U.S.A. Chateaubriand, Oswaldo, Cornell Univ., Sage School of Philos., Goldwin Smith Hall, Ithaca, NY 14853, U.S.A. Chauvin, Andre, 58 Rue Monge, 75 Paris, France Chell, Charlotte Stark, Carthage Coll., Dept. of Math., Kenosha, WI 53140, U.S.A. Chellas, Brian F., Univ. of Michigan, Dept. of Philos., Ann Arbor, MI 48104, U.S.A. Chen, Keh-Hsun, Duke Univ., Dept. of Math., Durham, NC 27706, U.S.A. Cherniavsky, John, S.U.N.Y. at Stony Brook, Dept. of Computer Sci., Stony Brook, NY 11794, U.S.A. Chester, Daniel L., Univ. of Texas at Austin, Dept. of Math., Rm. 8-100, Austin, TX 78712, U.S.A. Chevallard, Yves, 9ieme Etage, BAtiment 4, 70 Rt. Lon-Lachamp, 13288 Marseille, France

Chi, Richard S.Y., Indiana Univ., Dept. of E. Asian Language & Lit., Goodbody Hall, Bloomington, IN 47401, U.S.A. Chidgey, John R., The University, Dept. of Philos., Oxford Rd., Manchester 13, England Chini, Antonio, Via Senese 89, 53056 Poggibonsi, Italy Chomsky, Noam A., M.I.T., Res. Lab. of Elect., Cambridge, MA 02139, U.S.A. Chong, Chi Tat, Univ. of Singapore, Dept. of Math., Singapore 10, Singapore Choudhury, Amal C., Masterpara, Konnagar P.O., Dt. Hooghly, West Bengal, India Choung, Haechang, 741 Jenkins, Norman, OK 73069, U. S. A. Christen, C. A., Univ. of Montreal, Dept. of Info. Math., C.P. 6128, Montreal 101, Quebec, Canada Christensen, Niels Egmont, Aarhus Univ., Filosofisk Inst., 8000 Aarhus C, Denmark Christian, Curt, Universitats Str. 102 11, A1090 Wien, Austria Chuaqui, Rolando B., Catholic Univ. de Chile, Officina de Correspondencia, Vicuna Machenna 4860, Santiago, Chile Chung, Lung Ock, North Carolina State Univ., Dept. of Math., Raleigh, NC 27607, U. S.A. Church, Alonzo, U.C. L. A., Dept. of Philos., Los Angeles, CA 90024, U. S. A. Churchman, C. West, U. C. B., Dept. of Business Admn., Berkeley, CA 94720, U.S.A. Clarke, Douglas A., Univ. of Toronto, Dept. of Math., Toronto M5S lAl, Ontario, Canada Clarke, Steven E., Univ. of Maryland, Dept. of Math., College Park, MD 20740, U.S. A. Clever, Eric C., Sherry Way, Cherry Hill, NJ 08034, U. S. A. Clifford, John E., Univ. of Missouri, Dept. of Philos., St. Louis, MO 63121, U.S.A. Climo, Thomas Aaron, Univ. of Kent at Canterbury, Keynes Coll., Canterbury, Kent, England




Cocchiarella, Nino B., Indiana Univ., Dept. of Philos., Bloomington, IN 47401, U. S.A. Cogan, Edward J., Sarah Lawrence Coll., Dept. of Math., Bronxville, NY 10708, U. S. A. Cohen, Eve Longini, Carnegie-Mellon Univ., Dept. of Math., Pittsburgh, PA 15213, U.S.A. Cohen, Murray, 4640 W. 118th St., Hawthorne, CA 90250, U.S.A. Cohen, Paul E., Lehigh Univ., Dept. of Math., Bethlehem, PA 18015, U.S.A. Cohen, Paul J., Stanford Univ., Dept. of Math., Stanford, CA 94305, U. S. A. Cohen, Stanley, Henry Hudson School, Dept. of Math., 1111 Pugsley Ave., Bronx, NY 10473, U. S. A. Cole, Chris, 951 Laguna Rd., Fullerton, CA 92635, U. S. A. Cole, Floyd B., III, Meadow Lane Apts., Apt. 5H, Meadow Rd., Princeton, NJ 08540, U. S. A. Collins, W. Kenneth, 23 Rocky Point Rd., Old Greenwich, CT 06870, U.S. A. Comer, Stephen D., The Citadel, Dept. of Math., Charleston, SC 29409, U.S.A. Comerford, Leo P., Jr., Univ. of Wisconsin-Parkside, Div. of Sci., Kenosha, WI 53140, U.S. A. Comfort, W. Wistar, Wesleyan Univ., Dept. of Math., Middletown, CT 06457, U. S. A. Conrad, Allen F., 505 N. Roosevelt Blvd., Apt. B212, Falls Church, VA 22044, U.S.A. Conroy, Gerry, 549 King St. E., Kitchener N2G 2L9, Ontario, Canada Constable, Robert L., Cornell Univ., Dept. of Computer Sci., Ithaca, NY 14853, U.S.A. Cook, Stephen A., Univ. of Toronto, Dept. of Corputer Sci., Toronto M5S lAl, Ontario, Canada Coole, Walter A., Skagit Valley Coll., Mt. Vernon, WA 98273, U. S. A. Cooper, Gerald A., 10 Hillhouse Ave., New Haven, CT 06520, U.S.A. Cooper, S. Barry, Univ. of Leeds, School of Math., Leeds LS2 9JT, England Cooper, William S., U. C. B., School of Librarianship, Berkeley, CA 94720, U. S. A. Cope, Dryden W., 563 Appleton Rd., Simi, CA 93065, U. S. A. Copi, Irving M., 1618 Kamole St., Honolulu, HI 96821, U.S.A. Corazzon, Paul, Via Castaldi 18, Milan, Italy Corcoran, John, S. U. N. Y. at Buffalo, Dept. of Philos., 4244 Ridge Lea Rd., Amherst, NY 14226, U.S.A. Corley, Elizabeth H., 121 Chateau Dr., Columbia, SC 29204, U.S. A. Cornett, Kevin B., 4208 Aspen Dr., West Des Moines, IA 50265, U.S.A. Cornwell, John M., Willem Schuylenburglaan 62, Utrecht, Netherlands Cosgrove, Robert J., Jr., 733 S. Walnut St., Apt. 1, West Chester, PA 19380, U.S.A. Cotton, Robert M., 4 Rockledge Ave., Ossining, NY 10562, U.S.A. Cowen, Robert H., 164-22 75th Ave., Flushing, NY 11366, U.S.A. Cowles, John R., 86 Einstein Dr., Princeton, NJ 08540, U. S. A. Crabbe, Marcel, Rue des Palais 421, 1020 Bruxelles, Belgium Craig, William, U. C. B., Dept. of Philos., Berkeley, CA 94720, U. S. A. Cresswell, M. J., Victoria Univ. of Wellington, Dept. of Philos., P. O. Box 196, Wellington, New Zealand Crombie, E. James, Univ. of Saskatchewan, Dept. of Philos., Arts. 1019, Saskatoon S7N OWO, Sas- katchewan, Canada Croskin, Colin, Milk Marketing Bd., Oper. Res., Thames Ditton, Surrey KT7 OEL, England Crossley, John Newsome, Monash Univ., Dept. of Math., Clayton 3168, Australia Cunningham, Barry W., Univ. of British Columbia, Dept. of Math., Vancouver V6T iW5, British Columbia, Canada Cunningham, Sister Ellen, St. Mary of the Woods Coll., Dept. of Math., St. Mary of the Woods, IN 47876, U.S.A. Curry, Haskell B., 228 E. Prospect Ave., State College, PA 16801, U.S.A. Cutland, Nigel J., Univ. of Hull, Dept. of Pure Math., Hull, England Da Costa, Newton C. A., Univ. of Sao Paulo, Inst. of Math., C. P. 20570 (Inguatemi), Sao Paulo SP, Brazil D'Agosta, Frank, 439 Palisade Ave., Jersey City, NJ 07307, U.S.A. Dahl, William J., 2605 Muskogee St., Adelphi, MD 20783, U. S. A. Daigneault, Aubert, Univ. de Montreal, Dept. de Math., Montreal, Quebec, Canada Daley, Robert P., Univ. of Pittsburgh, Dept. of Computer Sci., Pittsburgh, PA 15260, U.S.A. D'Andrade, Kendall, Jr., 250 Isabella St., Wilmette, IL 60091, U.S.A. Danquah, J. V. B., Univ. of Lagos, Fac. of Arts, Yaba, Nigeria Davidson, Donald, Rockefeller Univ., Dept. of Philos., York Ave. at 66th, New York, NY 10021, U.S.A. Davis, James D., Fairleigh Dickinson Univ., Dept. of Math., Madison, NJ 07940, U. S. A. Davis, Martin D., N.Y.U.-Courant, 251 Mercer St., New York, NY 10012, U.S.A. Dawes, A. M., Univ. of Western Ontario, Dept. of Math., London 72, Ontario, Canada




Drabbe, Jean J., Univ. of Brussels, Dept. of Math., 50 Ave. F. Roosevelt, 1050 Brussels, Belgium Draisma, J., P. 0. Box 82, Bagamoyo, Tanzania Drake, Frank R., Univ. of Leeds, School of Math., Leeds LS2 9JT, England Draper, C. Toland, 1221 Brewster Dr., El Cerrito, CA 94530, U. S. A. Dreben, Burton S., Harvard Univ., Dept. of Philos., Emerson Hall 204, Cambridge, MA 02138, U. S. A, Driessel, Kenneth R., Amoco Prod., P.O. Box 591, Tulsa, OK 74102, U.S.A. Dubarle, D., 20 rue des Tanneries, 75 Paris 130, France Duda, William L., 2648 Lynnhurst Dr., Vestal, NY 13850, U. S. A. Dukarm, James J., Simon Fraser Univ., Dept. of Math., Burnaby 2, British Columbia, Canada Dunham, Bradford, I. B. M., T. J. Watson Res. Ctr., P. 0. Box 218, Yorktown Heights, NY 10598 U. S. A. Dunham, George S., 3840 Harrison St., Washington, DC 20015, U. S. A.

Dawson, John W., Jr., Village E. Apts., Apt. C-17, 3400 Eastern Blvd., York, PA 17402, U.S.A. Daykin, Donald R., 1425 Seymour Dr., Vestal, NY 13850, U.S.A. Deano, Alfredo, C/Serrano, 205, 60, Madrid 16, Spain Debenham, J. K., New South Wales Inst. of Tech., Dept. of Sci., Thomas St., Broadway 2007, Australia DeBouvere, Karel L., Univ. of Santa Clara, Dept. of Math., Santa Clara, CA 95053, U.S.A. DeHaven, John, P. O. Box 311, Wayzata, MN 55391, U. S. A. Deigh, John, U. C. L. A., Dept. of Philos., Los Angeles, CA 90024, U. S. A. De Iongh, Johan J., Catholic Univ., Math. Inst., Driehuizerweg 200, Nijmegen, Netherlands Dekker, Jacob C. E., Rutgers Univ., Dept. of Math., New Brunswick, NJ 08903, U. S. A. Delacruz, Enrique, U. C. L. A., Dept. of Philos., Los Angeles, CA 90024, U.S.A. De Lillo, Nicholas J., Manhattan Coll., Dept. of Math., Riverdale, NY 10471, U.S.A. De Long, Howard, 28 Belcrest Rd., West Hartford, CT 06107, U. S. A. Demaree, Daniel B., 850 36th St., Boulder, CO 80303, U.S.A. De Memdonza, Simao Carneiro, C. P. 168, Goiania, Est. de Gois, Brazil De Menes, Ramiro Delio Borges, Rua de S. Barnabe, #42, Braga, Minho, Portugal Demillo, Richard A., Univ. of Wisconsin-Milwaukee, Dept. of Elect. Eng., Milwaukee, WI 53201, U.S.A. Denise, Theodore C., Syracuse Univ., Dept. of Philos., Syracuse, NY 13210, U.S.A. Denny, Alan, U. C. L. A., Dept. of Philos., Los Angeles, CA 90024, U. S. A. Derrick, John, Univ. of Leeds, Dept. of Math., Leeds, Yorkshire, England Desrosiers, Jacques, 565 12th Ave., Laval des Rapides, Quebec, Canada Devide, Vladimir, Vinogradska 10, Zagreb, Yugoslavia Devlin, Denis, Dartmouth Coll., Dept. of Math., Hanover, NH 03755, U.S.A. Dickoff, James, 1355 Stratford Dr., Kent, OH 44240, U.S.A. Diener, Karl-Heinz, Univ. of Cologne, Math. Inst., Weyertal 86, 5 Cologne 41, Fed. Rep. Germany Dietz, Stephens M., 232 Spring St., Newport, RI 02840, U.S.A. Diggs, Bernard J., 2206 S. Lynn St., Urbana, IL 61801, U.S.A. Diller, Justus, Inst. of Math., Roxelerstr. 64, D-44 Miunster, Fed. Rep. Germany Dimitracopoulos, Constantinos, 12 Rethymnis St., Egaleo, Athens, Greece Dinitz, Jeffrey H., Ohio State Univ., Dept. of Math., Columbus, OH 43210, U.S.A. Di Paolo, Robert A., 55 Eric Lane, New Hyde Park, NY 11040, U.S.A. Di Prisco, Carlos Augusto, I. V. I. C., Apt. 1827, Dept. of Math., Caracas, Venezuela Di Vall, Robert A., Box 403, Shidler, OK 74652, U.S.A. Dix, Verdon James, 56 Ryders Lane, East Brunswick, NJ 08815, U.S.A. Dockx, S., Intl. Acad. of Philos. and Sci., 221 Ave. de Tervueren, Brussels 15, Belgium Doner, John E., U. C. S. B., Dept. of Math., Santa Barbara, CA 93106, U. S. A. Doniach, S., Stanford Univ., Dept. of Appl. Physics, Stanford; CA 94305, U. S. A. Donnelly, Joseph A. G., Tulane Univ., Dept. of Philos., New Orleans, LA 70118, U.S.A. Dopp, J., Univ. de Louvain, 100 rue Marie Therese, Louvain, Belgium Dorer, David J., M.I.T., Rm. 2-247, Cambridge, MA 02139, U.S.A. Dorrough, Douglas C., 425 E. Kendall, Corona, CA 91720, U.S.A. Doss, Raouf, S. U. N. Y. at Stony Brook, Dept. of Math., Stony Brook, NY 11794, U. S. A. Dou, Alberto M., I. C. A. I., Alberto Aquilera 23, Madrid 15, Spain Doxer, M., Univ. of Pennsylvania, 116 College Hall, Philadelphia, PA 19174, U. S. A.




Dunn, Jon Michael, Indiana Univ., Dept. of Philos., Sycamore Hall 013, Bloomington, IN 47401, U. S. A. Dyson, Verena H., Univ. of Calgary, Dept. of Philos., Calgary, Alberta, Canada Eastman, Lucius R., Jr., Box 801, Saratoga, CA 95070, U. S. A. Easton, William B., 999 Hidden Lake Dr., Apt. 18-I, North Brunswick, NJ 08902, U. S. A. Eaton, John C., 1308 N. E. 11 1 th., Portland, OR 97220, U. S. A. Ebbinghaus, Heinz-Dieter, Inst. fur Math. Logik der Univ., 7800 Freiburg, Fed. Rep. Germany Eberle, Rolf A., Univ. of Rochester, Dept, of Philos., Rochester, NY 14627, U. S. A. Eby, B. Russell, 24558 University Ave., Loma Linda, CA 92354, U. S. A. Echarri, J. Gerardo, Univ. de Deusto, Apdo. 1, Bilbao 7, Spain Eckhardt, William, 330 W. Washington, Apt. IB, Oak Park, IL 60302, U.S.A. Edelstein, Roy S., Ohio State Univ., Dept. of Philos., 200 Lord Hall, Columbus, OH 43210, U.S.A. Edmundson, Henry N., Schlumberger Tech. Res. Ctr., Old Quarry Rd., Ridgefield, CT 06877, U. S. A. Edwards, Fred., American Express, Vienna, Austria Egel, Lawrence, 517 Bethel Dr., Joliet, IL 60435, U. S. A. Eitner, Paul, 504 Miller, Apt. 2, Ann Arbor, MI 48103, U. S. A. Eklof, Paul C., U. C. I., Dept. of Math., Irvine, CA 92717, U. S. A. Elgot, Calvin C., I. B. M., T. J. Watson Res. Ctr., P. 0. Box 218, Yorktown Heights, NY 10598, U. S. A. Ellentuck, Erik, Rutgers Univ., Dept. of Math., New Brunswick, NJ 08903, U. S. A. Elliott, Paul, Pennsylvania State Univ., 254 McAllister Hall, University Park, PA 16802, U. S. A. Elschlager, Robert A., Box 7181, Stanford, CA 94305, U. S. A. Eminhizer, Earl Eugene, 1125 Trumbull Ave. S. E., Warren, OH 44484, U. S. A. Enderton, Herbert B., U. C. L. A., Dept. of Math., Los Angeles, CA 90024, U. S. A. Engel, Rayme, Univ. of Pennsylvania, Dept. of Philos., Philadelphia, PA 19174, U. S. A. Engeler, Erwin, Eidgen. Tech. Hochschule, Clausiusstr. 55, 8006, Zurich, Switzerland Ennis, Gregory, Univ. of Wisconsin, Dept. of Math., 213 Van Vleck Hall, Madison, WI 53706, U. S. A. Epstein, George, Indiana Univ., Dept. of Computer Sci., Bloomington, IN 47401, U. S. A. Epstein, Joseph, 148 Lincoln Ave., Amherst, MA 01002, U. S. A. Epstein, Richard L., Victoria Univ., Dept. of Math., Wellington, New Zealand Eross, Georges, C. P. 84, 1700 Fribourg 2, Switzerland Ershov, Y. L., Inst. of Math., Novosibirsk 90, U. S. S. R. Essler, Wilhelm Karl, Johannes Eck Str. 7, 887 Gunzburg, Fed. Rep. Germany Estner, Helmut G., Agatha Rieder Weg 9, 8164 Hausham, Fed. Rep. Germany Faas, Horacio, Achaval Rodriquez 4706, Estafeta 15, Cordoba, Argentina Fagin, Ronald, I. B. M., T. J. Watson Res. Ctr., P. 0. Box 218, Yorktown Heights, NY 10598, U. S. A. Faillace, Philip J., Stanford Univ., Dept. of Math., Stanford, CA 94305, U. S. A. Farber, Marvin, 80 Lake Ledge Dr., Williamsville, NY 14221, U. S. A.

Farghaly, Hassan, S. U. N. Y. at Buffalo, Dept. of Math., 4246 Ridge Lea Rd., Amherst, NY 14226, U. S. A. Farrell, Robert J., Latrobe Univ., Dept. of Philos., Bundoora, Victoria 3083, Australia

Faust, Don H., Univ. of Hawaii, Dept. of Math., Honolulu, HI 96822, U. S. A.

Fee, Diana, Coll. of Notre Dame, Dept. of Math., Belmont, CA 94002, U.S.A. Feferman, Solomon, Stanford Univ., Dept. of Math., Stanford, CA 94305, U.S.A. Fehling, M. R., Rutgers Univ., Dept. of Psychology, Livingston Coll., New Brunswick, NJ 08903, U.S.A. Feibleman, James K., 1424 Natl. Bank of Comm. Bldg., 210 Baronne St., New Orleans, LA 70112, U.S.A. Fenstad, Jens E., Univ. of Oslo, Inst. of Math., Oslo 3, Norway Ferebee, Ann S., Kohlweg 12, 624 Koenigstein 4, Fed. Rep. Germany Ferrater-Mora, Jose, Bryn Mawr Coll., Dept. of Philos., Bryn Mawr, PA 19010, U.S.A. Ferro, Juan B., La Republica 874, San Isidro, Lima, Peru Ferro, Ruggero, Via Verdi 29, Rovigo, Italy Ferry, Audrey, 848 Della Dr., Lexington, KY 40503, U. S. A. Fieldman, Stuart, 205 West End Ave., Apt. 6N, New York, NY 10023, U.S.A.

Filotti, Ion, N.Y.U.-Courant, 251 Mercer St., New York, NY 10012, U.S.A.




Fine, Kit, U. C. I., Dept. of Philos., Irvine, CA 92664, U. S. A. Fineman, Mark S., 23 Dartmouth St., Apt. 3, Maynard, MA 01754, U.S.A. Fish, David Lloyd, 101 Glen Eyrie Dr., Apt. 402, San Jose, CA 95125, U.S.A. Fisher, A. L., Univ. of East Anglia, School of Social Studies, University Plain, Norwich NOR 88C, England Fisher, Edward R., Univ. of Wisconsin, Dept. of Math., Madison, WI 53706, U. S. A. Fisher, James G., Jr., 275 Aluiso St., Santa Clara, CA 95050, U. S.A. Fisher, John, 75 Washington Ave., Riverside, RI 02915, U.S.A. Fitch, Frederic B., Yale Univ., Dept. of Philos., 1834 Yale Station, New Haven, CT 06520, U.S.A. Fitting, Melvin C., R.D. 1, Stephentown Center, NY 12169, U.S.A. Floam, Gary C., Bell Canada, 620 Belmont St., Montreal H3C 3G4, Quebec, Canada Florence, John B., Univ. of Western Ontario, Dept. of Math., London, Ontario, Canada

F4llesdal, Dagfinn, Staverhagan 7, 1300 Sandvika, Norway Ford, James A., Laurentian Univ. of Sudbury, Dept. of Philos., Sudbury, Ontario, Canada Ford, Ralph M., Auburn Univ., Dept. of Math., Auburn, AL 36830, U.S.A. Forster, T. E., Univ. of Cambridge, Pure Math. & Math. Stat. Dept., Cambridge, England Foster, A. L., U. C. B., Dept. of Math., Berkeley, CA 94720, U. S. A. Fowler, Frederick C., 200 Laura Lane, Apt. B6, Rocky Hill, CT 06067, U.S.A. Fowler, Northrup, III, Hamilton Coll., Dept. of Math., Clinton, NY 13323, U.S.A. Fox, Harvey S., 4540 W. Fond Du Lac, Milwaukee, WI 53216, U.S.A. Fox, John Michael, 7 Channing St., Cambridge, MA 02138, U.S.A. Fraisse', Roland, Fac. des Sciences, P1. Victor Hugo, 13 Marseille 3e, France Frame, Michael Lee, Tulane Univ., Dept. of Math., New Orleans, LA 70118, U.S.A. Francis, R. J., Univ. of Toronto, Dept. of Philos., Toronto M5S lAl, Ontario, Canada Frank, William F., Oregon State Univ., Dept. of Math., Corvallis, OR 97331, U.S.A. Frank, Eric, Delaware State Coll., Box 47, Dover, DE 19901, U.S.A. Fransnay, Claude, Fac. des Sci. de Toulouse, 118 rte. de Narbonne, 31 Toulouse, France Frayne, Thomas E., 735 La Para, Palo Alto, CA 94306, U. S.A. Fredriksson, Einar, North-Holland Publ. Co., P. O. Box 103, Amsterdam W, Netherlands Freedman, Benedict, 4859 Stratford Rd., Los Angeles, CA 90042, U.S.A. Freeman, James B., Univ. of Victoria, Dept. of Philos., Box 1700, Victoria V8W 2Y2, British Colum- bia, Canada Freudenthal, Hans, Math. Inst., Budapestlaan, de Uithof, Utrecht, Netherlands Frey, Roger G., 153 Linden Ave., Branford, CT 06405, U.S.A. Friedman, Harvey M., S. U.N. Y. at Buffalo, Dept. of Math., 4246 Ridge Lea Rd., Amherst, NY 14226, U.S.A. Friedman, Joel I., U.C.D., Dept. of Philos., Davis, CA 95616, U.S.A. Friedman, Joyce B., 774 Gailen Ct., Palo Alto, CA 94303, U. S. A. Friedman, Sy D., M.I.T., Dept. of Math., Cambridge, MA 02139, U.S.A. Friedman, William H., 5613 Indigo Rd., Richmond, VA 23230, U.S.A. Friedrichsdorf, Ulf, Dornestr. 13B, 24 Liibeck, Fed. Rep. Germany Fuhrken, E. Gebhard, Univ. of Minnesota, School of Math., Minneapolis, MN 55455, U.S.A. Fujimura, Tatsuo, C5 Komuin Jutaku, 4-3 Oiwake, Hiratsuka-shi, Kanagawa Ken 254, Japan Fulkerson, Louis H., Ahmaden Dello Univ., Computer Center, Zaria, Nigeria

Gaal, Lisl N., 51 Barton Ave. S.E., Minneapolis, MN 55414, U.S.A. Gabbay, Dov M., Bar-Ilan Univ., Dept. of Math., Ramat-Gan, Israel Gadia, Shashi Kumar, Univ. of Illinois, Dept. of Math., Urbana, IL 61801, U.S.A. Gadol, Eugene T., c/o Schrems, Sternhofweg 12/24, A5020 Salzburg, Austria Gaerdenfors, Peter, Dept. of Philos., Kungshuset, Lundagard, S223 50 Lund, Sweden Gagnon, Laurence S., Colgate Univ., Dept. of Philos. & Religion, Hamilton, NY 13346, U.S.A. Gail, Harry R., Jr., U. C. L. A., Dept. of Math., 405 Hilgard Ave., Los Angeles, CA 90024, U. S. A. Gaines, Brian R., 13 Norman Way, Colchester, Essex, England Gallagher, Owen, 211 Belgrade Ave., Boston, MA 02131, U.S.A. Gallin, Daniel, 154 Delmar St., San Francisco, CA 94117, U. S. A. Galuten, Aaron, Chelsea Publishing Co., 159 E. Tremont Ave., Bronx, NY 10453, U.S.A. Galvin, Fred, Univ. of Kansas, Dept. of Math., Lawrence, KS 66045, U. S. A. Garcia, Rolando, Inst. I. P. S. E., Conde 3041, Buenos Aires, Argentina Garland, Stephen J., 25 Stonewall Rd., Berkeley, CA 94705, U.S.A.




Garribba, Sergio F., 1 Via Damiano Chiesa, Verona, Italy Garrido, Manuel, Univ. de Valencia, Dept. de Logica y Filosofia de la Ciencia, Valencia, Spain Gass, Frederick S., Miami Univ., Dept. of Math., Culler Hall, Oxford, OH 45056, U.S.A. Gauthier, Yvon, Univ. de Montreal, Dept. de Philos., CP 6128, Montreal, Quebec, Canada Georgescu, George, Inst. of Math., Str. Academici 14, Bucharest, Rumania

Gerber, Harvey, Simon Fraser Univ., Dept. of Math., Burnaby 2, British Columbia, Canada Gerhard, J. Calvin, 4 Verna Dr., Wilshire Hills, West Lawn, PA 19609, U. S. A.

Germano, Giogio M., C.N. R., Cibernetica, 80072 Arco Felice, Italy

Gersting, Judith L., Indiana-Purdue Univs., Dept. of Math., 1201 E. 38th St., Indianapolis, IN 46205, U.S.A. Getzlaff, William C., Jr., 666 Wrightwood, Apt. 302, Chicago, IL 60614, U.S.A.

Giever, John B., New Mexico State Univ., Dept. of Math. Sci., Las Cruces, NM 88003, U. S. A.

Giguere, Monique, 3255 Van Horne, Montreal H3S 1R3, Quebec, Canada

Gilbert, Michael A., York Univ., Dept. of Philos., Downsview M3J 1P3, Ontario, Canada

Gill, John T., Stanford Univ., Dept. of Elec. Eng., Stanford, CA 94305, U.S.A.

Gillam, D. W. H., Capricornia Inst. of Adv. Educ., M. S. 76, Rockhampton, Queensland 4700, Australia

Gilmore, Paul C., 39 Oak Hill Rd., Chappaqua, NY 10514, U.S.A.

Givant, Steven R., 2626 Warring St., Berkeley, CA 94704, U. S. A.

Gjone, Gunnar, Univ. of Trondheim, Math. Inst., NLHT, N-7000 Trondheim, Norway Gladstone, M. D., Univ. of Bristol, Dept. of Math., Bristol, England Glanc, Alois, C. U. N. Y., Queens Coll., Dept. of Computer Sci., Flushing, NY 11367, U. S. A.

Glass, A., Bowling Green State Univ., Dept. of Math., Bowling Green, OH 43403, U.S. A. Gloede, Klaus, Univ. of Heidelberg, Math. Inst., Tiergartenstr., 69 Heidelberg, Fed. Rep. Germany

Glover, Horace S., Old Orchard Lane, Boxborough, MA 01719, U.S.A. Goddard, I. V., 442 Madera Ave., Apt. 15, Sunnyvale, CA 94086, U.S.A. Godel, Kurt, Inst. for Adv. Study, Princeton, NJ 08540, U.S.A. Goe, George, Inst. of Math., Via Derna 1, 156100 Pisa, Italy Gold, Alan J., R. R. 3, Woodslee, Ontario, Canada Gold, Jerrold M., California State Univ. at Northridge, Dept. of Math., Northridge, CA 91324, U.S.A. Goldberg, Allen, Courant Inst., 251 Mercer St., New York, NY 10012, U.S.A. Goldberg, Richard, I. B. M., T. J. Watson Res. Ctr., P. O. Box 218, Yorktown Heights, NY 10598, U.S.A. Goldfarb, Warren, D., Harvard Univ., Dept. of Philos., Emerson Hall, Cambridge, MA 02138, U.S.A.

Goldrei, Derek, Open Univ., Fac. of Math., Walton Hall, Milton Keynes MX7 6AA, England Goldwasser, Edwin D., Rt. 2, Smith Rd., Potsdam, NY 13676, U. S. A.

Goodman, Nicolas D., S. U. N.Y. at Buffalo, Dept. of Math., 4246 Ridge Lea Rd., Amherst, NY

14226, U.S.A.

Goodney, Stephen, Marymount Coll., Dept. of Math., TarrytQwn, NY 10562, U.S.A.

Gordon, Carl E., California State Coll. at Los Angeles, Dept. of Math., 5151 State College Dr., Los

Angeles, CA 90032, U. S. A. Gore, Henry A., Morehouse Coll., Dept. of Math., Atlanta, GA 30314, U.S.A.

Gostanian, Richard, 215 W. 252nd St., Bronx, NY 10471, U.S.A.

Gotesky, Rubin, 4 Laplata P1., #3, Durango, CO 81301, U.S.A.

Gould, William E., California State Coll. at Dominguez Hills, Dept. of Math., Dominguez Hills, CA

90747, U.S.A. Grandison, Chris J., 76 Admiral Rd., Toronto MSR 2L5, Ontario, Canada

Grandy, Richard E., Univ. of North Carolina, Dept. of Philos., Caldwell Hall, Chapel Hill, NC 27514, U.S.A. Grant, John, Univ. of Florida, Dept. of Computer & Info. Sci., 512 Weil Hall, Gainesville, FL 32611, U.S.A. Grant, Philip W., 41 The Orchard, Sedgefield, Durham, England Gray, Bob, P.O. Box 2084, Carmel, CA 93921, U.S.A.

Gray, Charles, U. C. B., Dept. of Math., Berkeley, CA 94720, U. S. A.

Green, John T., 1753 Glenwood Hwy., Santa Cruz, CA 95066, U.S.A.

Green, Judy, 10106 Leder Rd., Silver Spring, MD 20902, U.S.A.

Greendlinger, Martin, 129 Lenin Prospekt, Apt. 44, Tula, U. S. S. R.

Greenleaf, Newcomb, Univ. of Texas at Austin, Dept. of Math., Austin, TX 78712, U.S.A.

Grefenstette, John, 5524 Forbes Ave., Pittsburgh, PA 15217, U.S.A.

Gregg, John R., Duke Univ., Dept. of Zoology, Durham, NC 27706, U.S.A.




Gregory, John, S.U.N.Y. at Buffalo, Dept. of Math., 4246 Ridge Lea Rd., Amherst, NY 14226,

U.S.A. Grewe, Rudolf, 420 E. 64th St., New York, NY 10021, U.S.A.

Griffin, Joseph, Fitchburg State Coll., Dept. of Math., Fitchburg, MA 01420, U. S.A.

Griffor, Edward R., 305 Memorial Dr., Apt. 612D, Cambridge, MA 02139, U.S.A.

Grigorieff, Serge S., 14 Ave. Cadiot, 94 Maisons Alfort, France

Grilliot, Thomas J., 4100 Annapolis Ave., Dayton, OH 45416, U.S.A.

Grize, Jean Blaise, 15 Traversiere, 2013 Colombier, Switzerland

Grobelch, Michael., 5815 Van Fleet Ave., Richamond, CA 94804, U.S.A.

Grosky, William I., Georgia Tech., Dept. of Info. & Computer Sci., Atlanta, GA 30332, U.S.A.

Gross, Herbert, In der Halden 2, 8603 Schwerzenbach, Switzerland

Gross, William F., Univ. of Tasmania, Dept. of Math'., Box 252C, Hobart, Tas., 7001, Australia

Grossman, Patti, Smith Coll., Laura Scales House, Northampton, MA 01060, U. S.A.

Grover, Dorothy L., Univ. of Illinois at Chicago Circle, Dept. of Philos., Chicago, IL 60680, U.S.A.

Guerard des Lauriers, M. L., 17 Rue des Bordes Itiolles, 91L50 Soisy-sur-Seine, France

Guerin, Bernard, 130 Lestrange St., Glenunga 5064, Adelaide SA, Australia

Guest, Hazel S., 117 Gloucester Terrace, Lancaster Gate, London W2, England

Gulbenkian, Garabed, 382 Central Park W., Apt. 7L, New York, NY 10025, U.S.A.

Gulotta, Charles W., 570 Colonial Ave., Westfield, NJ 07090, U.S.A.

Gumb, Raymond D., Temple Univ., S. B. A., Dept. of Computer Info. Sci., Philadelphia, PA 19122,

U.S.A. Gunnarsson, Thomas Erik W., Angemarken 9C, 413 20 Gdteborg, Sweden

Gunther, ArnolU, Adenauerallee 98A, Inst. fuir'Kommunikationsforschung, 53 Bonn, Fed. Rep.

Germany Gurevich, Yuri, Ben Gurion Univ. of the Negev, Dept. of Math., P.O. Box 2053, Beer Sheva, Israel

Gurland, Robert H., 45 Brookfield Rd., Ft. Salonga, Northport, NY 11768, U.S.A.

Guzicki, Wojciech, Ul. Ztotych Piaskow 1, M. 59, 02-759 Warsaw, Poland

Haas, Richard L., 2232 Blake, #8, Berkeley, CA 94704, U.S.A.

Hacking, Ian, Stanford Univ., Dept. of Philos., Stanford, CA 94305, U.S. A.

Haddock, Guillermo E Rosado, Univ. of Puerto Rico, Dept. of Philos., Fac. of Humanities, Rio

Piedros, PR 00931, U.S.A. Hadgopoulos, Demetrius J., Univ. of Oklahoma, Dept. of Philos., Norman, OK 73069, U.S. A.

Hafner, Knut, Diisseldorferstr. 8, 68 Mannheim 81, Fed. Rep. Germany

Hagen, Walter Lowell, 13000 Brandon Way Rd., Gaithersburg, MD 20760, U.S.A.

Hahn, William D., Indiana Univ., Dept. of Math., Bloomington, IN 47401, U.S.A.

Hailperin, Theodore, Lehigh Univ., Dept. of Math., Bethlehem, PA 18015, U.S.A.

Hajek, Petr, Math. Inst., Czech. Acad. of Sci., Zitna 25, Prague, Czechoslovakia

Halcrow, Ronald B., 326 Barrington, Rochester, NY 14607, U.S.A.

Hall, R., Univ. of York, Dept. of Philos., Heslington, York, England

Haller, Rudolf, Roemerstr. 109, 7000 Stuttgart 1, Fed. Rep. Germany

Halpern, F., Rider Coll., Dept. of Math., Trenton, NJ 08602, U.S.A.

Halpern, James D., 2765 Altadena Lake Dr., Birmingham, AL 35243, U.S.A.

Hamilton, Alan G., Univ. of Stirling, Dept. of Math., Stirling, Scotland

Hamilton, Dennis E., 1952 Baird Rd., Penfield, NY 14526, U.S.A.

Hammer, David, Univ. of Illinois, Dept. of Math., Chicago, IL 60680, U.S.A.

Hanf, William P., Univ. of Hawaii, Dept. of Math., Honolulu, HI 96822, U.S. A.

Hanson, William H., Univ. of Minnesota, Dept. of Philos., Minneapolis, MN 55455, U.S.A.

Hansson, Bengt, Box 710, 220 07 Lund, Sweden

Hardin, R.I., 140 Broadway, Rm. 4500, New York, NY 10005, U.S.A.

Harding, C. J., S Highfields, Great Dunmow, Essex CM6 l ED, England

Harnad, Stevan R., Rutgers Med. School, Dept. of Psychiatry, Box 101, Piscataway, NJ 08854, U.S.A.

Harnik, Victor, Univ. of Haifa, Dept. of Math., Haifa, Israel

Harnish, Robert M., Univ. of Arizona, Dept. of Philos., Tucson, AZ 85721, U.S. A.

Harper, William L., Univ. of Westerm Ontario, Talbot Coll., Dept. of Philos., London, Ontario, Canada

Harrah, David, U. C. R., Dept. of Philos., Riverside, CA 92502, U. S. A.

Harrell, Martha F., 4505 Penick Rd., Richmond, VA 23228, U.S.A.

Harrington, Leo A., U. C. B., Dept. of Math., Berkeley, CA 94720, U. S. A.

Harrop, Ronald, Simon Fraser Univ., Dept. of Math., Burnaby VSA 1S6, British Columbia, Canada




Harrow, Keith, C. U. N. Y., Brooklyn Coll., Dept. of Computer & Info. Sci., Brooklyn, NY I 1 2 1 0, U.S.A. Hart, Allan M., Michigan State Univ., Morrill Hall, Dept. of Philos., East Lansing, MI 48814, U.S.A. Hart, Lee, 909 S. Leslie, Independence, MO 64050, U. S. A. Hartley, Raymond E., Memphis State Univ., Dept. of Psychology, Memphis, TN 38152, U. S. A. Hartman, Richard, 4950 S. Woodlawn Ave., Chicago, IL 60615, U.S.A. Hartnett, William E., 59 Brinkerhoff St., Plattsburgh, NY 12901, U.S.A. Hasenjaeger, Gisbert F. R., Univ. Bonn, Sem. fur Logik, Beringstr. 6, 53 Bonn, Fed. Rep. Germany Hatcher, William S., Laval Univ., Dept. of Math., Quebec GIK 7P4, Quebec, Canada Havel, Ivan M., Pod Vodarenskov Vezi 4, 18076 Prague 8, Czechoslovakia Hawkins, Ben S. Jr., California State Coll. at Sonoma, Dept. of Philos., 1801 E. Cotati Ave., Rohner Park, CA 94928, U.S.A. Hay, Louise, Univ. of Illinois at Chicago Circle, Dept. of Math., Chicago, IL 60680, U. S. A. Hayashi, Takeshi, Kyoto Univ., Res. Inst. for Math. Sci., Kyoto 606, Japan Hechler, Stephen H., C. U. N. Y., Queens Coll., Dept. of Math., Flushing, NY 11367, U. S. A. Heck, William S., Rutgers Univ., Dept. of Math., New Brunswick, NJ 08903, U. S. A. Heidema, J., Rand Afrikaans Univ., Box 524, Dept. of Math., Johannesburg 2000, S. Africa Heinermann, Walter C. M., Tech. Hochschule, Math. Inst. A, Welfengarten 1, 3 Hannover, Fed. Rep. Germany Heizer, John, 57 Pilgrim Rd., Marblehead, MA 01945, U.S.A. Helling, Martin, Youngstown State Univ., Dept. of Math., Youngstown, OH 44503, U. S. A. Helman, Glen H., Univ. of Pittsburgh, Dept. of Philos., Pittsburgh, PA 15260, U.S. A. Hempel, Carl G., Princeton Univ., Dept. of Philos., Princeton, NJ 08540, U. S. A. Henkin, Leon A., U. C. B., Dept. of Math., Berkeley, CA 94720, U. S. A. Henrick, John Joseph, P. O. Box 993, Seattle, WA 98111, U. S. A. Hensel, Gustav B., Catholic Univ. of America, Dept. of Math., Washington, DC 20017, U. S. A. Henson, C. Ward, Univ. of Illinois, Dept. of Math., Urbana, IL 61801, U.S.A. Herink, Curtis D., Univ. of Wisconsin, Dept. of Math., 213 Van Vleck Hall, Madison, WI 53706, U.S.A. Herman, Gabor Tamas, S. U.N. Y. at Buffalo, Dept. of Computer Sci., 4226 Ridge Lea Rd., Amherst, NY 14226, U.S.A. Hermes, Hans, Inst. ffr. Math. Logik der Univ., 7800 Freiburg, Fed. Rep. Germany Hernandez, E., Bedford Coll., Dept. of Math., Regent's Park, London NWI 4NS England Hernandez, Leandro P., Univ. of Salamanca, Dept. of Math., Salamanca, Spain Hewins, David C., 332 S. 17th St., Apt. 3A, Philadelphia, PA 19103, U.S.A. Heyting, Arend, Prinses Margrietstr. 1, Castricum, Netherlands Hickman, John L., Australian Natl. Univ., Dept. of Math., Inst. of Adv. Studies., Box 4, Canberra, 2600 Australia Higgs, Denis A., Univ. of Waterloo, Dept. of Pure Math., Waterloo, Ontario, Canada Hill, Shirley A., Univ. of Missouri at Kansas City, Dept. of Math., Kansas City, MO 64110, U. S. A. Hinckley, Michael C., Stanford Univ., Dept. of Philos., Stanford, CA 94305, U.S.A. Hindley, James Roger, Univ. of Swansea, Dept. of Pure Math., Swansea SA2 8PP, Wales Hinman, Peter G., Univ. of Michigan, Dept. of Math., Ann Arbor, MI 48104, U. S. A. Hinshaw, Virgil, Jr., Ohio State Univ., Dept. of Philos., 124 W. 17th Ave., Columbus, OH 43210, U.S.A. Hintikka, Jaakko, Mantypaadentie 13 as 3, 00830 Helsinki 83, Finland Hirando, Tomoji, 15-11 2 Chome Kamiogi, Suginami-Ku, Tokyo, Japan

Hii, Henry, Univ. of Pennsylvania, Dept. of Linguitics, Philadelphia, PA 19174, U.S.A. Hodes, Harold T., Harvard Univ., Dept. of Philos., Emerson Hall, Cambridge, MA 02138, U. S. A.

Hodes, Louis, NatI. Inst. of Health, Blair Bldg., Bethesda, MD 20014, U. S. A.

Hodges, Wilfrid A., Bedford Coll., Regent's Park, London NW 1, England Hodgson, Bernard Ralph, Laval Univ., Dept. of Math., Quebec GIK 7P4, Quebec, Canada Hoehnke, Hans Jurgen, Akad. der Wiss. der D. D. R., Zentralinst. fur Math. und Mech., Mohrenstr. 39, 108 Berlin, Germany Dem. Rep. Hoff, Bengt Ake, Lund Univ., Dept. of Philos., Lund, Sweden Hoffmann, Geerd Rudiger, Kirchstr. 4, 7401 Kilchberg, Fed. Rep. Germany Hofmann, Robert M., 1913 S. Central Ave., South Plainfield, NJ 07080, U.S.A.

Holloway, Kevin, Flinders Univ., Union Off. Box 14, Bedford Park, SA 5042, Australia




Holmberg, Carl John, Carnegie-Mellon Univ., Dept. of Psychology, Pittsburgh, PA 15213, U.S.A.

Holt, Martin, Stretton Coll., Slingsby Y06 7AF, England Holz, Michael, Tech Univ., Math. Inst., Welfengarten 1, 3000 Hanover, Fed. Rep. Germany Honig, Sidney, P.O. Box 378, Bergenfield, NJ 07621, U.S.A. Hoole, Michael R. R., 44 Hooper Rd., Singapore 9, Singapore Hoppens, Thomas J., 300 Paul St., Burlington, WI 53105, U.S.A. Horowitz, Bruce M., 140-10 84th Dr., Briarwood, NY 11435, U.S.A. Horrigan, Timothy J., 1460 N. Sandburg Terr., Chicago, IL 60610, U.S.A. Hosken, William H., Pennsylvania State Univ., 307 Whitmore, University Park, PA 16802, U. S. A. Hosoi, Tsutomu, 23/11 Amanuma 3 Chome, Suginami-ku, Tokyo, Japan Hovorka, Elaine M., 1735 Highland Place, Berkeley, CA 94709, U.S.A. Howard, Paul E., 2667 Hampshire, Ann Arbor, MI 48104, U.S.A. Howard, William A., Univ. of Illinois at Chicago Circle, Dept. of Math., Chicago, IL 60680, U.S. A.

Hrbacek, Karel, C.U.N.Y., City Coll., Dept. of Math., New York, NY 10031, U. S. A. Huang, C. P., P.O. Box 95295, Executive Park, Atlanta, GA 30347, U.S.A. Hubbeling, H. G., Mozartstr. 22, Groningen, Netherlands Huff, George A., Kansas State Univ., Dept. of Math., Manhattan, KS 66502, U. S. A. Huffer, E. J. E., Berchmaniamium, Houtlaan 4, Nijmegen, Netherlands Hughes, Charles E., Univ. of Tennessee, Dept. of Computer Sci., Alumni Hall, Knoxville, TN 37916, U.S.A. Hulsdunk, Heinz-Jurgen, Stormstr. 2, Oberaden, 4619 Bergkamen, Fed. Rep. Germany Hungerford, Robert T., King George, VA 22485, U.S.A. Hunter, G. B. B., The University, Dept. of Logic and Metaphysics, St. Andrews Fife, Scotland Ickes, Keith, 1002 S. Hawthorne, Bloomington, IN 47401, U.S.A. Iliff, Alan J., 2621 Country Club Dr., Olympia Fields, IL 60461, U.S.A. Infantozzi, Carlos Alberto, Atlantico 1514, Montevideo, Uruguay Inoue, Kazumi, 3-12-1-506 Shiroganedai, Minato-ku, Tokyo, Japan Isaacson, Daniel R., St. John's College, Oxford OXI 3JP, England Isard, Stephen D., Univ. of Sussex, Falmer, Experimental Psych. Lab., Brighton BN1 9QG, England Isles, David F., Tufts Univ., Dept. of Math., Medford, MA 02155, U.S.A. Itoh, Makoto, Ushta Higashi, 2-5-8, Hiroshima 730, Japan Iturriaga, Renato, Univ. de Mexico, Ctr. de Calculo Electronico, Mexico 20 DF, Mexico Iwasaki, F. Shigeo, 605 Shinmachi Taishidohri, Sizaka City, Kamitakai Gun, Nagano, Japan Jackins, Harvey, 719-2 Ave. N, Seattle, WA 98109, U.S.A. Jackson, William D., Detroit Inst. of Tech., Dept. of Math., 2727 Second Ave., Detroit, MI 48201, U.S.A. Jacobs, Barry E., 2515 Glennwood Rd., Brooklyn, NY 11210, U.S.A. Jacobs, Bruce, Univ. of Maryland, Dept. of Math., College Park, MD 20742, U.S. A. Jacobs, Hubert, St. Jansbergsteenweg 95, B-3030 Heverkee, Belgium Jacobs, Werner, Domplatz 5, Fulda, Fed. Rep. Germany James, Patricia, Kent State Univ., 320 Bowman Hall, Kent, OH 44240, U. S. A. Jane, Ignacio, U.C.B., Dept. of Math., Berkeley, CA 94720, U.S.A. Janisewski, Chester, 2870 Baker Rd., Dexter, MI 48130, U.S.A. Janta-Polczynski, Martin, Ave. Montana 32, 2280 Brussels, Belgium Jarnagin, Milton P., Jr., Box 323, Dahlgren, VA 22448, U.S.A. Jason, Gary, 21165 Escondido St., Woodland Hills, CA 91364, U.S.A.

Jean, Michel, Coll. Militaire Royal de St. Jean, Dept. de Math., St. Jean, Quebec, Canada

Jech, Thomas J., Pennsylvania State Univ., Dept. of Math., 215 McAllister Bldg., University Park, PA

16802, U.S.A. Jeffrey, Richard C., 55 Patton Ave., Princeton, NJ 08540, U. S. A. Jenkins, John F., Univ. of Cambridge, Peterhouse, Cambridge, England Jensen, Hans J., Rektorparken 24 VITV, 2450 Copenhagen SV, Denmark

Jerome, Edward A., 8122 15th St., Apt. 201, Hyattsville, MD 20783, U.S.A. Jeroslow, R. G., Carnegie-Mellon Univ., Dept. of Math., Pittsburgh, PA 15213, U.S.A.

Jervell, Herman R., Univ. of Tromso, Dept. of Math., 900 Tromso, Norway Jockusch, Carl G., Jr., Univ. of Illinois, Dept. of Math., Urbana, IL 61801, U.S.A.

John, Thomas, 2510 Bancroft Way, #203, Berkeley, CA 94704, U.S.A. Johnson, D. Randolph, Jr., Univ. of Pittsburgh, Dept. of Math., Pittsburgh, PA 15260, U.S.A.




Johnson, David L., Louisiana Tech. Univ., Elec. Eng. Dept., Ruston, LA 71270, U.S.A. Johnson, James S., Univ. of Hawaii, Dept. of Math., Honolulu, HI 96822, U.S.A. Johnson, Nancy J., 3521 N. Racine, Apt. 3N, Chicago, IL 60657, U.S.A. Jones, George, Jr., Gustavus Adolphus Coll., Dept. of Philos., St. Peter, MN 56082, U. S. A. Jones, Gregory W., 2862 Oquirrh Dr., Salt Lake City, UT 84108, U.S.A. Jones, James P., Univ. of Calgary, Dept. of Math., Calgary T2N 1N4, Alberta, Canada Jones, Neil D. Univ. of Kansas, Dept. of Computer Sci., Lawrence, KS 66044, U.S.A. Jongsma, Calvin, 69 Wildwood Rd., St. Catharines L2M lEl, Ontario, Canada Jonsson, Bjarni, Vanderbilt Univ., P.O. Box 1541, Station B, Nashville, TN 37203, U.S.A. Jordan, Z. A., Carleton Univ., Dept. of Sociology & Anthropology, Ottawa 1, Ontario, Canada Jorgensen, Christian K., 51 Rt. de Frontenex, 1207 Geneva, Switzerland Joyner, William H., Jr., I.B.M., T. J. Watson Res. Ctr., P.O. Box 218, Yorktown Heights, NY 10598, U.S.A. Jubien, Michael, Univ. of Massachusetts, Dept. of Philos., Amherst, MA 01002, U. S.A. Juscamayta, Rosa, c/o Margaret Zugel, Schutzenstr. 18, Stuttgart, Fed. Rep. Germany Kagan, Joel David, Univ. of Hartford, Dept. of Math, West Hartford, CT 06117, U.S.A. Kalantari, Iraj, Cornell Univ., Dept. of Math., White Hall, Ithaca, NY 14853, U.S.A. Kalish, Donald, U.C.L.A., Dept. of Philos., Los Angeles, CA 90024, U.S.A. Kalman, John A., Univ. of Auckland, Dept. of Math., Private Bag, Auckland, New Zealand Kamp, H., Wollegrasweg 4, Bergen NH, Netherlands Kaplan, David, U.C.L.A., Dept. of Philos., Los Angeles, CA 90024, U.S.A. Karp, David J., 46 Bigelow St., Cambridge, MA 02139, U.S.A. Kasher, Asa, Bar-Ilan Univ., Dept. of Philos., Ramat-Gan, Israel Kassler, Michael, Univ. of Sydney, Basser Dept. of Computer Sci., Sydney, N.S.W. 2006, Australia Katz, Fred M., 121 W. 79th St., New York, NY 10024, U.S.A. Katz, Robert, Box 240, Rockport, MA 01966, U.S.A. Kaufman, Marjorie, 675 Warner Ave., Los Angeles, CA 90024, U.S.A. Kaufman, Robert M., Dartmouth Coll., Dept. of Math., Hanover, NH 03755, U.S.A. Kaufmann, Matthew J., Univ. of Wisconsin, Dept. of Math., Madison, WI 53706, U.S.A. Kauppi, Raili, Soukanlahdenkatu 25, Tampere 10, Finland Kautzmann, Frank N., III, 5855 Virginia Ave., Clarendon Hills, IL 60514, U.S.A. Kavyrchine, Michel, 7 rue Marie Bonaparte, 92 St. Cloud, France Kearns, John, S.U.N.Y. at Buffalo, Dept. of Philos., 4244 Ridge Lea Rd., Amherst, NY 14226, U.S.A. Kechris, Alexander S., Caltech, Dept. of Math., Pasadena, CA 91125, U.S.A. Keig, David W., 8 Tidy St., Brighton, Sussex, England Keisler, H. Jerome, Univ. of Wisconsin, Dept. of Math., Madison, WI 53706, U.S.A. Keller, Jean-Pierre, 135 Eastern Pkwy., Brooklyn, NY 11238, U.S.A. Keller, Richard, 5020 Greenwood, Skokie, IL 60076, U.S.A. Kelly, David, Univ. of Manitoba, Dept. of Math., Winnipeg R3T 2N2, Manitoba, Canada Kelly, John, 2 Hilliah Ct., 36 Beeleart St., Troyeville, Johannesburg 2001, S. Africa Kemeny, John G., 1 Tuck Dr., Hanover, NH 03755, U.S.A. Kempachiro, Ohashi, Meiji Univ., Fac. of Tech., Ikuta, Kawasaki, Japan Kennedy, Ralph, U.C.B., Dept. of Philos., Moses Hall, Berkeley, CA 94720, U.S.A. Kent, Clement F., 186 S. High St., Thunder Bay, Ontario, Canada Kerr-Lawson, Angus, Univ. of Waterloo, Dept. of Math., Waterloo, Ontario, Canada Kessler, George, 14 Ridgmount Gdns., London WC 1, England Kessler, Glen, Princeton Univ., Dept. of Philos., Princeton, NJ 08540, U.S.A. Kestner, Simon, Viewfield Martens Lane, Dorchester on Thames, Oxford, England Ketonen, Oiva, Karsterlantie 2/A38, Helsinki 55, Finland Kielkopf, Charles F., Ohio State Univ., Dept. of Philos., Columbus, OH 43210, U.S.A. Kilgore, W.J., Baylor Univ., Dept. of Philos., Waco, TX 76703, U.S.A. Kim, We Sung, Busan Fisheries Coll., Dept. of Philos., Busan, Korea Kindred, Jerald C., 2609 Union St., San Francisco, CA 94123, U.S.A. Kino, Akiko, S.U.N.Y. at Buffalo, Dept. of Math., 4246 Ridge Lea Rd., Amherst, NY 14226, U.S.A.

Kirousis, Eleftherios, U.C.L.A., Dept. of Math., Los Angeles, CA 90024, U.S.A.




Kleene, Stephen C., Univ. of Wisconsin, Dept. of Math., Van Vleck Hall, Madison, WI 53706, U.S.A. Klein, Louise H., 550 Coventry Rd., Berkeley, CA 94707, U.S.A. Klop, J.W., Dirkje Mariastr. 20, Utrecht, Netherlands Kneebone, Geoffrey T., Bedford Coll., Dept. of Math., Regent's Park, London NW1, England Knight, Julia, Pennsylvania State Univ., Dept. of Math., McAllister Bldg., University Park, PA 16802, U.S.A. Koehler, C. Frederick, St. Joseph's Coll., Dept. of Math., Philadelphia, PA 19131, U.S.A. Koenig, Christian, Reuter Str. 6A, D-53 Bonn, Fed. Rep. Germany Kolaitis, Phocion, U.C.L.A., Dept. of Math., 405 Hilgard Ave., Los Angeles, CA 90024, U.S.A. Komiya, Yurin, Mii Machi 629, Kurume-Shi, Fukuoka Ken, Japan Kommel, Helene, 612 Catherine St., No. 3, Ann Arbor, MI 48108, U.S.A. Koppelaar, Hendrik, Burg Reigerstr. 73, Utrecht 2502, Netherlands Kopperman, Ralph D., 49 Cedar St., Tappan, NY 10983, U.S.A. Korner, Stephan, Univ. of Bristol, Dept. of Philos., Bristol 8, England Kortner, Gerhard, Karl Broel Str. 9, 534 Bad Honnef 1, Fed. Rep. Germany Koslow, Arnold, C.U.N.Y., Grad. Ctr., Dept. of Philos., 33 W. 42nd St., New York, NY 10036, U.S.A. Kostinsky, Alan L., Humboldt State Univ., Dept. of Math., Arcata, CA 95521, U.S.A. Kotani, Yoichi, 366 Rokkumachi, Maebashi-Shi, Gummaken 371, Japan Kowalski, James G., Univ. of R.I., Dept. of Philos., Green Hall, Kingston, RI 02881, U.S.A. Kozmik, Fred, 71 E. Linden Ave., Englewood, NJ 07631, U.S.A. Krasner, Marc, 1 Rue Ernest Gouin, Paris 17e, France Krauss, Peter, S.U.N.Y. at New Paltz, Dept. of Math., New Paltz, NY 12561, U.S.A. Kravif, Diane, 66 Lexington Ave., Cambridge, MA 02138, U.S.A. Kreczmar, Antoni, Mickiewicza 27, M. 61, 01-562 Warsaw, Poland Kreider, Donald L., Box 156, Norwich, VT 05055, U.S.A. Kreisel, Georg, Stanford Univ., Dept. of Philos., Stanford, CA 94305, U.S.A. Kriegman, David A., 815 18th St. N.W., Apt. 508, Washington, DC 20006, U.S.A. Krijgsman, Philip H., 22 Bergstr., Rotterdam 3011, Netherlands Kripke, Saul A., Rockefeller Univ., New York, NY 10021, U.S.A. Krom, Melven R., U.C.D., Dept. of Math., Davis, CA 95616, U.S.A. Kruse, Arthur, New Mexico State Univ., A.& S. Research Ctr., Box RC, Las Cruces, NM 88003, U.S.A. Kucera, Thomas Glen, U.C.L.A., Grad. Dept. of Math., Los Angeles, CA 90024, U.S.A. Kueker, David W., Univ. of Maryland, Dept. of Math., College Park, MD 20742, U.S.A. Kugel, Peter, Boston Coll., Computer Sci. Program, Chestnut Hill, MA 02167, U.S.A. Kugler, Lawrence D., Univ. of Michigan-Flint, Dept. of Math., 1321 E. Court St., Flint, MI 48503, U.S.A. Kuhn, Steven T., 1702 Tudor Dr., Ann Arbor, MI 48103, U.S.A. Kuhns, John L., 4359 Camello Rd., Woodland Hills, CA 91364, U.S.A. Kuhns, Robert J., 120 Meyer Rd., Apt. 514, Amherst, NY 14226, U.S.A. Kunen, Kenneth, Univ. of Wisconsin, Dept. of Math., Madison, WI 53706, U.S.A. Kurepa, George, Mate Zavod PMF, Box 550, Belgrade, Yugoslavia Kyburg, Henry E., Jr., Univ. of Rochester, Dept. of Philos., Rochester, NY 14627, U.S.A. Lachlan, Alistair H., Simon Fraser Univ., Dept. of Math., Burnaby 2, British Columbia, Canada Lad, John F., 355 Riverside Dr., New York, NY 10025, U.S.A. Ladkin, Peter Bernard, U.C.B., Dept. of Math., 970 Evans Hall, Berkeley, CA 94720, U.S.A. Ladner, Richard, Univ. of Washington, Computer Sci. Grp., 226 Roberts Hall, FC-10, Seattle, WA 98195, U.S.A. Lagrand, Paul, 1700 N. Walnut, Apt. 309, Bloomington, IN 47401, U.S.A. Lai, Giampaolo, Via Carroccio 4, 20134 Milan, Italy Laing, Richard A., Univ. of Michigan, Dept. of Computer Sci., Ann Arbor, MI 48104, U.S.A. Lajoie, Claude, Univ. of Montreal, Dept. of Math., C.P. 6128, Montreal, Quebec, Canada Lake, John, Polytech. of the South Bank, Dept. of Math., Borough Rd., London SE1 OAA, England Lam, Anthony C., 310 Bloor W., Apt. 1444, Toronto, Ontario, Canada Lambert, Karel, U.C.I., Dept. of Philos., Humanities Tower, Irvine, CA 92664, U.S.A.




Lambert, William M., Jr., Univ. de Costa Rica, Dept. de Math., San Jose, Costa Rica Lampe, William A., Univ. of Hawaii, Dept. of Math., Honolulu, HI 96822, U.S.A. Landers, Billy L., East Central Jr. Coll., Dept. of Philos., Union, MO 63084, U.S.A. Landraitis, Charles, Boston Coll., Dept. of Math., Chestnut Hill, MA 02167, U.S.A. Largeault, Jean, 2 rue des Feuillants, 31300 Toulouse, France Larijani, Mohammad Javad A., 810 Riley Dr., No. 85, Albany, CA 94706, U.S.A. Larouche, Laurent, Brebeuf Coll., 3200 Chemin Ste-Catherine, Montreal H3T 1C1, Quebec, Canada Larson, Jean, Univ. of Florida, Dept. of Math., Gainesville, FL 32611, U.S.A. La Rusch, Michele, U.C.L.A., Dept. of Philos., Los Angeles, CA 90024, U.S.A. Lauchli, Hans, Abteilung fur Mathematik, Eidgen. Tech. Hochschule, Zurich 8006, Switzerland Lauer, Peter, Univ. of Newcastle upon Tyne, Computing Lab., Newcastle upon Tyne NE1 7RU, England

Lawlor, Reed C., 412 W. 6th St., Los Angeles, CA 90014, U.S.A. Lawry, John Field, Univ. of Montana, Dept. of Philos., Missoula, MT 59801, U.S.A. Laws, Richard, 921 Woodlawn, No. 3, Ann Arbor, MI 48104, U.S.A. Lawson, Jack B., Mankato State Coll., Dept. of Philos., Mankato, MN 56001, U.S.A. Lawson, Reginald, 4700 Cheyenne Ct., Boulder, CO 80303, U.S.A. Lawvere, F. William, S.U.N.Y. at Buffalo, Dept. of Math., 4246 Ridge Lea Rd., Amherst, NY 14226, U.S.A. Lear, Jonathan, Rockefeller Univ., New York, NY 10021, U.S.A. Lebeuf, Robert, Coll. Marie-Victorin, 7000 Marie-Victorin St., Montreal, Quebec, Canada Leblanc, Hugues, Temple Univ., Dept. of Philos., Philadelphia, PA 19122, U.S.A. Lebovici, Darrow A., 295 Harvard St., No. 404, Cambridge, MA 02139, U.S.A. Le Claire, Michael, c/o Palmer, 105 New Meadow Rd., Barrington, RI 02806, U.S.A. Lee, J. Roger, California State Univ. at Los Angeles, Dept. of Philos., 5151 State University Dr., Los Angeles, CA 90032, U.S.A. Leggett, Anne M., Univ. of Texas at Austin, Dept. of Math., Austin, TX 78712, U.S.A. Lehman, R. Sherman, 79 Ardmore Rd., Berkeley, CA 94707, U.S.A. Lehmann, Scott K., Univ. of Connecticut, Dept. of Philos., Storrs, CT 06268, U.S.A. Lehto, Olli K., Pikonkangas, 36200 Kangasala, Finland Leininger, Charles W., S.U.N.Y. at Cortland, Dept. of Math., Cortland, NY 13045, U.S.A. Leisenring, Albert C., 3202 French Rd., N.W., Olympia, WA 98502, U.S.A. Leivant, Daniel, Dept. of Pure Math., Math. Centrum, 2e Boerhavestr. 49, Amsterdam 0, Netherlands Lemoine, Arturo R., Univ. Central de Venezuela, Fac. de Ciencias, Escuela de Fisica y Mat., Caracas, Venezuela Lercher, Bruce L., S.U.N.Y. at Binghamton, Dept. of Math., Binghamton, NY 13901, U.S.A. Lerman, Manuel, Univ. of Connecticut, Dept. of Math., Storrs, CT 06268, U.S.A. Lerwick, Stuart, 1560 Green, Apt. 7, San Francisco, CA 94123, U.S.A. Lesche, Carl, Grev Magnigatan 16, S-114 55 Stockholm, Sweden Leschine, Thomas M., Univ. of Pittsburgh at Greensburg, Dept. of Math., Greensburg, PA 15601, U.S.A. Levit, Robert J., 148 Miraloma Dr., San Francisco, CA 94127, U.S.A. Levitz, Hilbert, Florida State Univ., Dept. of Math., Tallahassee, FL 32306, U.S.A. Levy, Azriel, Hebrew Univ., Dept. of Math., Jerusalem, Israel Lewis, Forbes D., S.U.N.Y. at Albany, Dept. of Computer Sci., Albany, NY 12203, U.S.A. Lewis, Harry R., Harvard Univ., Aiken Computation Lab., Cambridge, MA 02138, U.S.A. Lichtblau, Dale, Ohio State Univ., Dept. of Philos., 124 W. 17th Ave., Columbus, OH 43210, U.S.A.

Lieberman, Edward G., P.O.Box 9212, Berkeley, CA 94709, U.S.A. Lih, Ko-Wei, Duke Univ., Dept. of Math., Durham, NC 27706, U.S.A. Lilienborg, Edwin, 3477 Gerrard Lane, Boise, ID' 83703, U.S.A. Lindley, Thomas L., III., 1830 El Segundo Blvd., Apt. 3, Gardena, CA 90247, U.S.A. Lindstrom, Ingrid, 23-B Escondido Village, Stanford, CA 94305, U.S.A. Linfield, David L., 45 Tehama St., Brooklyn, NY 11218, U.S.A. Lipshitz, L.M., Purdue Univ., Dept. of Math., West Lafayette, IN 47907, U.S.A. Lipsich, H. David, Univ. of Cincinnati, Dept. of Math., Cincinnati, OH 45221, U.S.A.




Liu, Shih-Chao, No. 10, Range 4, Lane 61, Sec. 2, Yenchiuyuan Rd., Nankang, Taipei, Taiwan Loats, James, Univ. of Colorado, Dept. of Math., Boulder, CO 80302, U.S.A. Lofgren, Lars, Vikingavagen 20 A, 223 77 Lund, Sweden Logan, J. Robert, 7930 Bobbyboyar Ave., Canoga Park, CA 91304, U.S.A. Lohman, Naud, P.O. Box 10285, Amsterdam, Netherlands Loi, Maurice, 68 rue des Ecoles, Batiment A-318, 93 Aubervilliers, France Londey, D.G., Univ. of New England, Dept. of Philos., Armidale, N.S.W., Australia Lopez-Escobar, Edgar G.K., Univ. of Maryland, Dept. of Math., College Park, MD 20742, U.S.A. Lorenz, Kuno, Univ. des Saarlandes, Fachrichtung Philos., D-66 Saarbriicken 15, Fed. Rep. Germany Loullis, George, Yale Univ., Dept. of Math., Box 2155, Yale Station, New Haven, CT 06520, U.S.A. Loveland, Donald W., Duke Univ., Dept. of Computer Sci., Durham, NC 27706, U.S.A. Lover, Robert E., Univ. of Maryland, A.P.O. New York, NY 09403, U.S.A. Lowenthal, Francis, Boondaelse Steenweg 245, 1050 Brussels, Belgium Lozano, David Alfaro, Tintoreto 103, Antes 75, Dept. 4, Col. Ndpoles, Mexico 19 DF, Mexico Lu, Matthias, St. Mary's Coll., Box 14, St. Mary's, CA 94575, U.S.A. Luce, David Randall, Univ. of Wisconsin-Milwaukee, Dept. of Philos., Milwaukee, WI 53201, U.S.A. Lucey, Kenneth G., 250 Barrett Ave., Jamestown, NY 14701, U.S.A. Luckham, David C., Stanford Univ., Dept. of Computer Sci., Stanford, CA 94305, U.S.A. Lucy, David, Monash Univ., Dept. of Math., Clayton, Victoria 3168, Australia Lukas, Joan D., 17 Peacock Farm Rd., Lexington, MA 02173, U.S.A. Lynch, Timothy J., Queens Univ. of Belfast, Dept. of Scholastic Philos., Belfast BT7 INN, N. Ireland Lyndon, Roger C., Univ. of Michigan, Dept. of Math., Angell Hall, Ann Arbor, MI 48104, U.S.A. Lyons, Joseph P., 333 W. 20th St., New York, NY 10011, U.S.A. Maccia, Elizabeth, Indiana Univ., Dept. of History & Philos. of Educ., Bloomington, IN 47401, U.S.A. Machover, Maurice, St. John's Univ., Dept. of Math., Jamaica, NY 11439, U.S.A. Machtey, Michael A., Purdue Univ., Dept. of Computer Sci., West Lafayette, IN 47907, U.S.A. MacIntyre, Angus J., Yale Univ., Dept. of Math., New Haven, CT 06520, U.S.A. MacIntyre, John M., S.U.N.Y. at Buffalo, Stat. Lab., 4230 Ridge Lea Rd., Amherst, NY 14226, U.S.A. Mac Lane, Saunders, Univ. of Chicago, Dept. of Math., Eckhart Hall, Chicago, IL 60637, U.S.A. MacQueen, David B., Univ. of Edinburgh, Dept. of A.I., Hope Park Sq., Edinburgh EH8 9NW, Scotland Madan, Dilip B., Univ. of Maryland, Dept. of Econ., College Park, MD 20742, U.S.A. Maddux, Roger, 1742 Bowcliff Terrace, Westlake Village, CA 91361, U.S.A. Maehara, Shoji, 16 Tomihisa-cho, Shinjuku-ku, Tokyo 162, Japan Mah, Wai L., P.O. Box 894, Albany, OR 97321, U.S.A. Mahaney, Stephen R., Dartmouth Coll., Dept. of Math., Box 6188, Hanover, NH 03755, U.S.A. Makinson, D.C., Maison Tuyas, St. Martin de Hinx 40590, France Makkai, Mihaly, McGill Univ., Dept. of Math., Montreal, Quebec, Canada Makowsky, Johann Andreas, Free Univ. of Berlin, Math. Inst., Berlin, Germany Malatesta, Michele, Via S. Saba, No.6, 00153 Rome, Italy Maler, Ernest R., Jr., 48 Orchard Rd., East Patchogue, NY 11772, U.S.A. Malik, Charles, American Univ. of Beirut, Beirut, Lebanon Malitz, Jerome I., 4655 Fordham Circle, Boulder, CO 80301, U.S.A. Mallory, Walter K., Rutgers Univ., Dept. of Math., New Brunswick, NJ 08903, U.S.A. Manaster, Alfred B., U.C.S.D., Dept. of Math., La Jolla, CA 92037, U.S.A. Manders, Kenneth L., 1439 Addison St., Berkeley, CA 94702, U.S.A. Manevitz, Larry M., Hebrew Univ., Dept. of Math., Jerusalem, Israel Manibhandu, S., 643 New Rd., Samyak, Bangkok 1, Thailand




Manor, Ruth, Virginia Polytech. Inst. & State Univ., Dept. of Computer Sci., Bldg. 201, Blacksburg, VA 24061, U.S.A. Mansfield, Richard, Pennsylvania State Univ., Dept. of Math., McAllister Bldg., University Park, PA 16802, U.S.A. Marcus, Ruth Barcan, 2801 Girard Ave., Evanston, IL 60201, U.S.A. Marek, Wiktor, Bruna 34 M. 21, 02-594 Warsaw, Poland Maretti, Enrico, Corso Plebisciti 11, Milan, Italy

Margaris, Angelo, Southwestern Univ. at Memphis, Dept. of Math., Memphis, TN 38112, U.S.A. Margold, Louis A., 11 Seacord Rd., New Rochelle, NY 10804, U.S.A. Margolf, John E., 419 W. 115th St., New York, NY 10025, U.S.A. Markosian, L. Zaven, 7 Orchard Lane, Livingston, NJ 07039, U.S.A. Marsh, William E., Hampshire Coll., Dept. of Math., Amherst, MA 01002, U.S.A. Martens, Henrik H., Univ. of Trondheim, N.T.H., Math. Inst., Trondheim, Norway Martin, Donald A., Rockefeller Univ., New York, NY 10021, U.S.A. Martin, Norman M., Univ. of Texas at Austin, Dept. of Philos., Austin, TX 78712, U.S.A. Martin, Richard M., Tower Hill Rd., Tuxedo Park, NY 10987, U.S.A. Martin, Robert L., 23228 8th St., Newhall, CA 91321, U.S.A. Martin, Roger, 9 Alle6 Gabrielle Destrees, 92 Bourg la Reine, France Martin, Theo, 7835 Teningen, 4 Heimbach, am Seiberg 2, Fed. Rep. Germany Massey, Gerald J., 6035 Bunker Hill St., Pittsburgh, PA 15206, U.S.A. Masters, George M., 2615 N. Lake Ave., Apt. 8, Altadena, CA 91001, U.S.A. Mate, A., Math. Res. Inst. of Hungarian Acad., 13-15 Realtanoda Univ., Budapest, Hungary

Mates, Benson, 2900 Garber St., Berkeley, CA 94705, U.S.A. Mathias, Adrian R.D., Peterhouse, Cambridge, England Matijasevic, Ju. V., U.S.S.R. Acad. of Sci., Leningrad, Steklov Inst. of Math., Leningrad 191011, U.S.S.R. Matthews, Gordon, 2203 W. Carson St., Torrance, CA 90501, U.S.A. Mawyer, Farley, 65-20 Parsons Blvd., Flushing, NY 11365, U.S.A. Maydole, Robert E., Davidson Coll., Dept. of Philos., Davidson, NC 28036, U.S.A. Mayor, Michael A., 666 W. Germantown Pk., Apt. 806-S., Plymouth Meeting, PA 19462, U.S.A. Maziarz, E.A., Loyola Univ., Dept. of Philos., 6525 N. Sheridan Rd., Chicago, IL 60626, U.S.A. McCall, Storrs, 509 Argyle Ave., Montreal, Quebec, Canada McCarthy, Dennis R., 29915 Muirland, Farmington, MI 48024, U.S.A. McCarthy, John, Stanford Univ., Dept. of Computer Sci., Stanford, CA 94305, U.S.A. McCullough, Dean P., 66 Dempsey Ave., Princeton, NJ 08540, U.S.A. McDaniels, Ellis R., 199 Columbia Dr., Williamsville, NY 14221, U.S.A. Mc Elwain, Charles E., 89 Strathmore Rd., Brookline, MA 02146, U.S.A. McGuire, John W., 3367 St. Michael Dr., Palo Alto, CA 94306, U.S.A. McIntosh, Clifton, Univ. of Utah, Dept. of Philos., 338 Orson Spencer Hall, Salt Lake City, UT 84112, U.S.A. McKean, Joel M., 4008 Sulgrave Dr., Alexandria, VA 22309, U.S.A. McKee, Terry A., Western Illinois Univ., Dept. of Math., Macomb, IL 61455, U.S.A. McKenzie, Ralph N., U.C.B., Dept. of Math., Berkeley, CA 94720, U.S.A. McKeon, Richard P., Univ. of Chicago, Dept. of Philos., Chicago, IL 60637, U.S.A. McLane, H. Earl, Coll. of William & Mary, Dept. of Philos., Williamsburg, VA 23185, U.S.A. McLelland, James E., Acadia Univ., Dept. of Math., Wolfville, Nova Scotia, Canada

McNab, Robert, 6060 N. Ridge Ave., Apt. 3H, Chicago, IL 60660, U.S.A. McNaughton, Robert, Rensselaer Polytech. Inst., Dept. of Math., Troy, NY 12181, U.S.A. McNulty, George F., Univ. of South Carolina, Dept. of Math., Columbia, SC 29208, U.S.A. McRobbie, Michael Alexander, Australian Nati. Univ., Inst. of Adv. Study, Box 4, Canberra

2600, Australia

Mead, Jerud J., Univ. of Wisconsin-Waukesha, Dept. of Math., 1500 University Dr., Waukesha, WI 53186, U.S.A. Mechanic, Janevive, 1365 North Ave., Elizabeth, NJ 07208, U.S.A. Meder, Albert E., Jr., 508 Salter P1., Westfield, NJ 07090, U.S.A. Meier, Paul, Univ. of Chicago, Stat. Dept., Chicago, IL 60637, U.S.A.




Meike, Gerald E., Wright State Univ., Dept. of Math., Col. Glenn Hwy., Dayton, OH 45431,

U.S.A. Mellema, Gregory F., Calvin Coll., Dept. of Philos., Grand Rapids, MI 49506, U.S.A. Menas, Telis K., U.C.L.A., Dept. of Math., Los Angeles, CA 90024, U.S.A. Mendelsohn, Richard, C.U.N.Y., Herbert H. Lehman Coll., Dept. of Philos., Bronx, NY 10468,

U.S.A. Mendelson, Elliott, C.U.N.Y., Queens Coll., Dept. of Math., Flushing, NY 11367, U.S.A. Menne, Albert H., Ruhr Univ., Philos. Inst., Postfach 2148, 463 Bochum, Fed. Rep. Germany

Menzler, Eckart, Kantstr. 97, 1 Berlin 12, Fed. Rep. Germany Meredith, David, Old Blood Rd., Merrimack, NH 03054, U.S.A. Merrill, Allen H., 1185 Park Ave., New York, NY 10028, U.S.A. Merrill, Daniel D., Oberlin Coll., Dept. of Math., Oberlin, OH 44074, U.S.A. Merrill, Gary H., Loyola Univ., Dept. of Philos., Chicago, IL 60626, U.S.A. Mertus, John, Yale Univ., Dept. of Math., New Haven, CT 06520, U.S.A. Messenger, Theodore I., Jr., Univ. of North Dakota, Dept. of Philos., Grand Forks, ND 58201,

U.S.A. Meyer, William H.L., Univ. of Chicago, 415 Eckhart Hall, 1118 E. 58th St., Chicago, IL 60637,

U.S.A. Meyers, Leroy F., Ohio State Univ., Dept. of Math., 231 W. 18th Ave., Columbus, OH 43210,

U.S.A. Meyerson, Helen C., 3155 Grand Concourse, Bronx, NY 10468, U.S.A.

Miettinen, Seppo K., Lauttasaarentie 32B23, 00200 Helsinki 20, Finland Mignone, Robert Joseph, Pennsylvania State Univ., Dept. of Math., 230 McAllister Bldg.,

University Park, PA 16802, U.S.A. Mignucci, Mario, Via Euganea 7, Padova, Italy Miller, Arnold W., 852 Riley Dr., Albany, CA 94706, U.S.A. Miller, Charles F., III, Princeton Univ., Dept. of Math., Princeton, NJ 08540, U.S.A. Miller, Don D., Univ. of Tennessee, Dept. of Math., Knoxville, TN 37916, U.S.A. Miller, Donald G., U.C.L., Lawrence Radiation Lab., P.O. Box 808-L-402, Livermore, CA

94550, U.S.A. Miller, Douglas E., Yale Univ., Dept. of Math., New Haven, CT 06520, U.S.A. Miller, Gary L., Univ. of Waterloo, Dept. of Computer Sci., Waterloo, Ontario, Canada

Miller, James W., 119 Griffin Ave., Williamsburg, VA 23185, U.S.A. Miller, Martin, R.D. 1, Watkins Glen, NY 14891, U.S.A. Miller, Sarah, Smith Coll., Cutter House, Northampton, MA 01060, U.S.A. Miller, William E., C.U.N.Y., Brooklyn Coll., Dept. of Math., Brooklyn, NY 11210, U.S.A.

Milliken, Keith R., California Polytech. State Univ., Dept. of Math., San Luis Obispo, CA

93407, U.S.A. Minas, J. Sayer, Univ. of Waterloo, Dept. of Philos., Waterloo, Ontario, Canada Minichiello, J. Kent, 3118 18th St. N.W., Washington, DC 20010, U.S.A. Miranda, Sonia, Professorsvagen 102 I:E, 95100 Lulea, Sweden Mitchell, Emerson C., 933-A Eagle Hts. Apts., Madison, WI 53705, U.S.A. Mitchell, William J., Rockefeller Univ., Dept. of Math., New York, NY 10021, U.S.A. Monk, J. Donald, Univ. of Colorado, Dept. of Math., Boulder, CO 80302, U.S.A. Monk, Leonard Gaines, Stanford Univ., Dept. of Philos., Stanford, CA 94305, U.S.A.

Monnich, Uwe, Eifelstr. 26, 44 Miinster, Fed. Rep. Germany Montgomery, Hugh A., Univ. of Auckland, Dept. of Philos., Private Bag, Auckland, New

Zealand Moore, Celeste, Monson Rd., Wales, MA 01081, U.S.A. Moore, Daniel J., Ohio State Univ., Dept. of Computer & Info. Sci., 167 Caldwell Lab.,

Columbus, OH 43210, U.S.A. Moore, Edward F., 1210 W. Dayton St., Madison, WI 53706, U.S.A. Moore, James A., 3561 Spencer, Las Vegas, NV 89109, U.S.A. Moore, James D., 5016 Turner Ave., Madison, WI 53716, U.S.A. Moore, Omar K., 146 Oakhurst Rd., Pittsburgh, PA 15215, U.S.A. Moore, Verdemen G., Univ. of Illinois, Dept. of Math., Urbana, IL 61801, U.S.A.




Morais, Ricardo, Federal Univ. of Rio de Janeiro, Math. Inst., C.P. 1835, Rio de Janeiro ZC0020000, Brazil Moran, Thomas J., 150 Claremont Ave., Apt. 4A, New York, NY 10027, U.S.A. More, Trenchard, Jr., 238 Marlboro Rd., Sudbury, MA 01776, U.S.A. Morel, Anne C., Univ. of Washington, Dept. of Math., Seattle, WA 98195, U.S.A. Moreno, Alberto, Casilla de Correo, 4878CC Buenos Aires, Argentina Morgali, Ronald R., Oregon Coll. of Education, Dept. of Natural Sci. & Math., Monmouth, OR 97361, U.S.A. Morgan, Charles Grady, Univ. of Victoria, Dept. of Philos., Victoria V8W 2Y2, British Columbia, Canada Morgenstern, Carl F., Univ. of Colorado, Dept. of Math., Boulder, CO 80302, U.S.A. Morley, Michael D., Cornell Univ., Dept. of Math., Ithaca, NY 14853, U.S.A. Morley, Thomas, Carnegie-Mellon Univ., Dept. of Math., Pittsburgh, PA 15213, U.S.A. Mortimer, Michael E., Glasgow Coll. of Tech., Dept. of Math. & Physics, North Hanover Pi., Glasgow G4 OBA, Scotland Moschovakis, Joan Rand, Occidental Coll., Dept. of Math., Los Angeles, CA 90041, U.S.A. Moschovakis, Yiannis N., U.C.L.A., Dept. of Math., Los Angeles, CA 90024, U.S.A. Mosier, Richard D., U.C.B., Dept. of Educ., 3613 Tolman Hall, Berkeley, CA 94720, U.S.A. Moss, J.M.B., Univ. of Sheffield, Dept. of Philos., Sheffield SlO 2TN, England Mrowka, Stanislaw G., S.U.N.Y. at Buffalo, Dept. of Math., 4246 Ridge Lea Rd., Amherst, NY 14226, U.S.A. Muir, L.R., 347 Pine Cove Rd., Burlington L7N 1W4, Ontario, Canada Mulhall, Peter J., 35 Orange St., Brooklyn, NY 11207, U.S.A. Muller, Gert H., Univ. of Heidelberg, Math. Inst., Im Neuenheimerfeld 9, 69 Heidelberg, Fed. Rep. Germany Mullin, Albert A., H.Q. Master, Att: Atmas-OPQ Maj. Mullin, Ft. Hood, TX 76544, U.S.A. Mullock, Philip, Univ. of Pittsburgh, School of Law, Pittsburgh, PA 15260, U.S.A. Munro, Bradley R., 96 Renfrew Ave., Ottawa KIS 1Z8, Ontario, Canada Murakami, Yoichiro P., Mitaka Shi, Shimo Renjaku 3 3 48, Tokyo 181, Japan Muskardin, Virgilio, S. Kovacevica 12, 5100 Rijeka, Yugoslavia Mycielski, Jan, Univ. of Colorado, Dept. of Math., Boulder, CO 80302, U.S.A. Myers, Dale W., Univ. of Hawaii, Dept. of Math., 2565 The Mall, Honolulu, HI 96822, U.S.A. Myers, Russell W., 25 Abbey Pi., State College, PA 16801, U.S.A. Myers, William H., III, Virginia Polytech. Inst. & State Univ., Dept. of Math., Blacksburg, VA 24061, U.S.A. Myrvaagnes, Eric, Suffolk Univ., Dept. of Math., Boston, MA 02114, U.S.A. Nadel, Mark, Univ. of Notre Dame, Dept. of Math., Notre Dame, IN 46556, U.S.A. Nadler, Charles H., 3028 Cottonwood Lane, Cedar Falls, IA 50613, U.S.A. Nagai, Satoru, 7-6 Habaue, 390 Matsumoto City, Japan Nagel, Ernest, Columbia Univ., Philosophy Hall, New York, NY 10027, I.S.A. Nakamura, Akira, Hiroshima Univ., Dept. of Appl. Sci., Hiroshima, Japan Naylor, James Lee, 3305 Eastland, Odessa, TX 79762, U.S.A. Nebres, Bienvenido F., Ateneo de Manila Univ., Dept. of Math., Box 154, Manila, Philippines Nelson, David, George Washington Univ., Dept. of Math., Washington, DC 20052, U.S.A. Nelson, Evelyn M., McMaster Univ., Dept. of Math., Hamilton L8S 4K1, Ontario, Canada Nelson, George C., Univ. of Iowa, Dept. of Math., Iowa City, IA 52242, U.S.A. Nelson, Raymond J., Case Western Reserve Univ., Dept. of Philos., Cleveland, OH 44106, U.S.A. Nelson, Richard D., Ampleforth Coll., Dept. of Math., York Y06 THE, England Nemesszeghy, Elemer, Colegio Univ. de Cayey, Cayey, PR 00633, U.S.A. Nemesszeghy, Ervin, Heythrop Coll., 11-13 Cavendish Sq., London WIM OAN, England Nerode, Anil, Cornell Univ., White Hall, Ithaca, NY 14853, U.S.A. Neuhaus, H. Joachim, Westf. Wilhelms Univ., Academic Press, Johannisstr. 12-20, 44 Munster, Fed. Rep. Germany Newberry, R. Steve, 24225 Summerhill Rd., Los Altos, CA 94022, U.S.A. Ng, Kan Ching, Mt. Holyoke Coll., Dept. of Math., South Hadley, MA 01075, U.S.A. Niemi, Gunnar, Box 46191, Station G, Vancouver 8, British Columbia, Canada Niiniluoto, Ilkka, Lammaslammentie 13 F. 103, 01710 Vantaa 71, Hamennkyla, Finland




Nordgreen, Jan Einar, Bjorndalsheia 23, N4600 Kristiansand, Norway Norstad, John L., Univ. of Chicago, Dept. of Math., 1118-32 E. 58th St., Chicago, IL 60637, U.S.A. Nute, Donald, Univ. of Georgia, Dept. of Philos. & Religion, Athens, GA 30602, U.S.A. Oakley, Thomas E., 14100 Lake Shore Blvd., Apt. 103, Cleveland, OH 44110, U.S.A. Oberschelp, Arnold, Univ. of Kiel, Olshausenstr., Philos. Seminar, 23 Kiel, Fed. Rep. Germany Oberschelp, Walter, Tech. Univ. of Aachen, Math. Inst., Tempelgraben 55, 51 Aachen, Fed. Rep. Germany Oblander, Robert L., 5404 N. Venetian Dr., Kansas City, MO 64151, U.S.A. Oglesby, Francis C., Princeton Univ., Dept. of Math., Fine Hall, Princeton, NJ 08540, U.S.A. Oh, Choon-Kyu, Univ. of Kansas, Dept. of Linguistics, Lawrence, KS 66044, U.S.A. Ohfuti, Kazuo, Inst. for Design, Kyusyu Geizyutu Koka Daigaku, Shobaru 226, Fukuoka Shi, Japan Ohkuma, Tadashi, 6-50-2 Shimouma, Setagaya-ku, Tokyo, Japan Ojala, Leo, Helsinginkatu 11 B. 63, Helsinki 50, Finland Okamoto, Shoji, P.O. Box 2050, Flushing, NY 11373, U.S.A. Olin, Philip, York Univ., Dept. of Math., 4700 Keele St., Downsview 463, Ontario, Canada Oliver, James Willard, Univ. of South Carolina, Dept. of Philos., Columbia, SC 29208, U.S.A. Ollmann, L. Taylor, Russell Sage Coll., Dept. of Math., Troy, NY 12180, U.S.A. Ono, Hiroakira, Tsuda Coll., Kodaira, Tokyo, Japan Ono, Katuzi, Tomiyoshi 1st Bldg., No. 3, Ono, Saya-Cho, Ama-Gun, Aichi-Ken, Japan Ono, Steven G., Natl. Inst. of Health, Bldg. 36, Rm. 5B-13, Bethesda, MD 20014, U.S.A. Oppen, Derek Charles, Stanford Univ., Artificial Intelligence Lab., Stanford, CA 94305, U.S.A. Oppenheimer, Gerald J., 3243 Lakewood Ave. S., Seattle, WA 98144, U.S.A. Oppenheimer, Peter L., 172 Nassau St., Princeton, NJ 08540, U.S.A. Orenduff, J.M., 5059 Ft. Clark, Austin, TX 78745, U.S.A. Orenstein, Alex, 191 Willoughby St., Brooklyn, NY 11201, U.S.A. Orgass, Richard J., Univ. of Arizona, Dept. of Computer Sci., Tucson, AZ 85721, U.S.A. Orlando, Paul, 85 Elsie Ave., Merrick, NY 11566, U.S.A. Orlowska, Elzbieta, Inst. of Math., Palace of Culture & Sci., Ul. Sniadeckich 8, Warsaw, Poland Oscanyan, Frederick S., Yale Univ., Dept. of Philos., New Haven, CT 06520, U.S.A. Overbeek, Ross, Northern Illinois Univ., Dept. of Math., Computer Sci. Program, Dekalb, IL 60115, U.S.A. Owen, R.H., Univ. of Waterloo, Dept. of Computer Sci., Waterloo, Ontario, Canada Owens, Joseph, U.C.L.A., Dept. of Philos., Los Angeles, CA 90024, U.S.A. Owings, James C., Jr., Univ. of Maryland, Dept. of Math., College Park, MD 20742, U.S.A. Owre, Sam, 10 Glendale, Apt. 411, San Francisco, CA 94114, U.S.A. Pacholski, Leszek, Wielka 26 M. 24, 53-341 Warsaw, Poland Pagani, Felix A., Moreno 1031, Rosario, Argentina Page, M.J., 126 Nansen Rd., Leicester LE5 5NJ, England Pager, David, Univ. of Hawaii, Dept. of Info. & Computer Sci., 301A Keller, 2565 The Mall, Honolulu, HI 96822, U.S.A. Paisner, Helen L., 465 E. 7th St., Brooklyn, NY 11218, U.S.A. Palmer, Theodore P., 3000 Ohio Blvd., Terre Haute, IN 47403, U.S.A. Pappinghaus, Peter, Wasserturmstr. 30, D-6901 Eppelheim, Fed. Rep. Germany Parenti, Sergio, Pza. S. Domenico 13, 40124 Bologna, Italy Parikh, Rohit J., 192 Mason Terrace, Brookline, MA 02146, U.S.A. Parks, Harold R., 54 Mt. Hope Ave., Providence, RI 02906, U.S.A. Parks, Ralph Zane, Jr., Univ. of Wisconsin, Dept. of Philos., Madison, WI 53706, U.S.A. Parry, William T., S.U.N.Y. at Buffalo, Dept. of Philos., 4244 Ridge Lea Rd., Amherst, NY 14226, U.S.A. Parsons, Charles D., Columbia Univ., Dept. of Philos., New York, NY 10027, U.S.A. Parsons, Terence D., Univ. of Massachusetts, Dept. of Philos., Amherst, MA 01002, U.S.A. Patrick, James, Univ. of Dallas, Dept. of Theology, Irving, TX 75061, U.S.A. Paulos, John Allen, Temple Univ., Dept. of Math., Philadelphia, PA 19122, U.S.A. Payne, Thomas H., U.C.R., Dept. of Math., Riverside, CA 92502, U.S.A. Peace, Terry, 17902 Bascom, Irvine, CA 92664, U.S.A.




Pearson, Bennie J., 5000 Oak, Kansas City, MO 64112, U.S.A. Pedersen, Stig Andur, Univ. of Copenhagen, Dept. of Philos., Kobmagergade 50, DK-1150 Kobenhavn K, Denmark Pelletier, Donald H., York Univ., Dept. of Math., Toronto, Ontario, Canada Perkins, Peter, Coll. of the Holy Cross, Dept. of Math., Worcester, MA 01610, U.S.A. Perlis, Donald, Univ. of Puerto Rico, Dept. of Math., Mayaguez, PR 00708, U.S.A. Perzanowski, Jerzy, Kanoniczna 14/26, 31-002 Krakow, Poland Pessin, Arthur, 3 Smolley Dr., Monsey, NY 10952, U.S.A. Petersen, Wes, Univ. of Minnesota, School of Physics & Astronomy, 148 Physics Bldg.,

Minneapolis, MN 55455, U.S.A. Phalet, A., Univ. of Ghent, Dept. of Philos., Blandijnberg 2, B-9000 Ghent, Belgium Phelps, Kevin T., P.O. Box 55, Auburn, AL 36830, U.S.A. Phillips, Edward C., 189 Cedar Lane, Ossining, NY 10562, U.S.A. Phillips, Robert G., Univ. of South Carolina, Aiken Campus, Aiken, SC 29801, U.S.A. Philp, Brian James, Univ. of Birmingham, Dept. of Pure Math., Birmingham, England Pickett, L.C., P.O. Box 1174, Venice, CA 90291, U.S.A. Pierce, Dennis L., 16748 Calahan St., Sepulveda, CA 91343, U.S.A. Pierce, Richard S., Univ. of Arizona, Dept. of Math., Tucson, AZ 85721, U.S.A. Pigozzi, Don L., Iowa State Univ., Dept. of Math., Ames, IA 50010, U.S.A. Pillay, A., Bedford Coll., Dept. of Math., Regent's Park, London NW1 4NS, England Pincus, David F., 250-39th E., Seattle, WA 98112, U.S.A. Pitt, William B., P.O. Box 254, Annapolis, MD 21404, U.S.A. Pittioni, Veit, Philos. Inst., Innrain 30, A-6020 Innsbruck, Austria Pixley, Carl P., Univ. of Texas at Austin, Dept. of Math., Austin, TX 78712, U.S.A. Plaut, Myron, 1772 47th St., Brooklyn, NY 11204, U.S.A. Plemich, Thomas, 307 Hatlen Ave., Mt. Prospect, IL 60056, U.S.A. Plotkin, Jacob M., Michigan State Univ., Dept. of Math., East Lansing, MI 48824, U.S.A. Pogorzelski, Witold, Katowice 2, P.O. Box 424, Warsaw, Poland Pole, Nelson, Cleveland State Univ., Dept. of Philos., Cleveland, OH 44115, U.S.A. Poliferno, Mario J., Trinity Coll., Dept. of Math., Hartford, CT 06106, U.S.A. Polonoff, Irving, Portland State Univ., Dept. of Philos., Portland, OR 97207, U.S.A. Ponasse, Daniel, cole Normale Superieure, Dept. de Math., B.P. 47, Yaound6, Cameroon

Pope, A., Bedford Coll., Dept. of Math., Regent's Park, London NW1 4NS, England Poppen, Richard F., Stanford Univ., Dept. of Math., Stanford, CA 94305, U.S.A. Popper, Karl R., Fallowfield, Manor Rd., Penn, Buckinghamshire, England Posner, David B., 938-A Evelyn Ave., Albany, CA 94706, U.S.A. Poss, Richard L., St. Norbert Coll., Dept. of Math., West de Pere, WI 54178, U.S.A. Posy, Carl J., Univ. of Pittsburgh, Dept. of Philos., Pittsburgh, PA 15260, U.S.A. Potthoff, Klaus, Philos. Seminar der Christian Albrecht Univ., 23 Kiel, Fed. Rep. Germany Pottinger, Garrel, Carnegie-Mellon Univ., Dept. of Philos. & History, Schenley Park, Pittsburgh, PA 15213, U.S.A. Potts, Donald H., California State Univ. at Northridge, Dept. of Math., Northiidge, CA 91324, U.S.A. Potts, Timothy C., Univ. of Leeds, Dept. of Philos., Leeds LS2 9JT, England Pouliot, Lucian, 827 Cherbourg, Ste. Foy F1X 2W8, Quebec, Canada

Pour-el, Marian B., Univ. of Minnesota, School of Math., Minneapolis, MN 55455, U.S.A. Powell, William C., Inst. for Adv. Study, School of Math., Princeton, NJ 08540, U.S.A. Prawitz, Dag, Univ. of Oslo, Inst. of Philos., Postboks 1024, Blindern, Oslo 3, Norway Prevots, Claude, 5219 Massachusetts Ave., Washington, DC 20016, U.S.A. Price, Robert G., 543 Hillside Ave., State College, PA 16801, U.S.A. Prida, Jose F., Univ. of Madrid, Ctr. de Calculo, Ave. Complutense, Madrid 3, Spain Pridor, Adir, Hebrew Univ., Dept. of Math., Jerusalem, Israel Prikry, Karel L., Univ. of Minnesota, School of Math., Minneapolis, MN 55455, U.S.A. Prins, Geert C.E., Wayne State Univ., Dept. of Math., Detroit, MI 48202, U.S.A.

Procita, Leonard, Albany Med. Coll., Pharmacology Dept., Albany, NY 12208, U.S.A.

Prucnal, T., Ul. Mieszka I 15, M. 9, 40-877 Katowice, Poland

Prullage, Margaret M., 1017 St. Vincent St., South Bend, IN 46617, U.S.A.




Prys Williams, Allan G., Univ. of Swansea, Dept. of Social Stat., Singleton Park, Swansea SA2 8PP, Wales Purinton, Royce D., III, ARTTC, Nulato, AK 99765, U.S.A. Purry, R.I., A.M.P. Society, Box 4134 G.P.O., Sydney, N.S.W. 2001, Australia Putnam, C. Robert, 340 Rosedale Ave., St. Louis, MO 63112, U.S.A. Putnam, Hilary, Harvard Univ., Dept. of Philos., Cambridge, MA 02138, U.S.A. Pyle, Claud A., 2535 Dersert Dr., Las Cruces, NM 88001, U.S.A. Quine, Willard V., Harvard Univ., Dept. of Philos., Emerson Hall, Cambridge, MA 02138, U.S.A. Rabin, Michael O., Hebrew Univ., Dept. of Math., Jerusalem, Israel Radin, Lon Berk, 1625 A. Grant, Berkeley, CA 94703, U.S.A. Radner, Michael, McMaster Univ., Dept. of Philos., University Hall, Hamilton, Ontario, Canada Radulesco, Nicolas, Le Victoria, 13 Blvd. Princesse Charlotte, Monte Carlo, Monaco Raggio, Andres R., Univ. Estadual de Campinas, Inst. de Mate., C.P. 1170, 13100 Campinas SP, Brazil Rahimi, Morteza A., Michigan State Univ., Dept. of Computer Sci., East Lansing, MI 48823, U.S.A. Raines, W.G., Bedford Coll., Dept. of Math., Regent's Park, London NW1, England Raney, George N., 399 Middle Turnpike, Storrs, CT 06268, U.S.A. Rantala, Veikko, Marunakuja 6, B. 41, 00840 Helsinki 84, Finland Rapaport, William J., 3200 Longview Dr., Apt. 25B, Bloomington, IN 47401, U.S.A. Ras, Zbigniew, Ul. Wiejska 9, M.5, 00-480 Warsaw, Poland Rasiowa, Helena, Ul. Wiejska 9, M.5, Warsaw, Poland Rauszer, C., Ul. Salezego 6, M. 153, 00-392 Warsaw, Poland Rautenberg, Wolfgang, Humboldt Univ., Math. Sect., 108 Berlin, German Dem. Rep. Rauter, Karl, Tirolerstr. 47, Spittal/Drau, Austria Rav, Yehuda, Univ. de Paris, BAtiment 425, 91405 Orsay, France Ravitch, Harold, Los Angeles Valley Coll., Dept. of Philos., Van Nuys, CA 91401, U.S.A. Razner, Ronald, P.O. Box 72, N. Olmsted, OH 44070, U.S.A. Reeves, Alan L., Univ. of Adelaide, Dept. of Philos., Adelaide, S.A. 5001, Australia Regner, Ronald G., 525 W. Deming P1., Apt. 314, Chicago, IL 60614, U.S.A. Rehberg, Richard Glenn, Colgate Univ., Computer Ctr., Hamilton, NY 13346, U.S.A. Reinhardt, William N., Univ. of Colorado, Dept. of Math., Boulder, CO 80302, U.S.A. Reiter, Raymond, Univ. of British Columbia, Dept. of Computer Sci., Vancouver 8, British Columbia, Canada Remmel, Jeffrey B., U.C.S.D., Dept. of Math., La Jolla, CA 92037, U.S.A. Renno, James G., Jr., 1731 N. Horseshoe Trail, Tucson, AZ 85705, U.S.A. Resek, Diane, 156B Panoramic Way, Berkeley, CA 94704, U.S.A. Resnik, Michael D., Univ. of North Carolina, Dept. of Philos., Chapel Hill, NC 27514, U.S.A. Retzlaff, Allen T., Cornell Univ., White Hall, Ithaca, NY 14853, U.S.A. Reyes, Gonzalo E., Univ. de Montreal, Dept. de Math., C.P. 6128, Montreal, Quebec, Canada Reynolds, Charles, 3717 Werner, Austin, TX 78222, U.S.A. Ribas, Vincent, 14 Wood Hill Rd., Weston, CT 06880, U.S.A. Ribeiro, Hugo B., Vivenda Horizonte, Bicesse, Estoril, Portugal Rice, Henry G., 650 N. Sepulveda Blvd., El Segundo, CA 90245, U.S.A. Rice, Lee C., Marquette Univ., Dept. of Philos., Milwaukee, WI 53233, U.S.A. Richards, John, Univ. of Georgia, Dept. of Philos., Athens, GA 30601, U.S.A. Richardson, Thomas L., 1786 Spruce St., No. 109, Berkeley, CA 94709, U.S.A. Richter, Marcel K., Univ. of Minnesota, Dept. of Econ., Minneapolis, MN 55455, U.S.A. Richter, Wayne H., Univ. of Minnesota, School of Math., Minneapolis, MN 55455, U.S.A. Rickey, V. Frederick, Bowling Green State Univ., Dept. of Math., Bowling Green, OH 43403, U.S.A. Rieman, George F., Jr., 1934 Harding Ave., Abington, PA 19001, U.S.A. Ristow, Allan W., Univ. of Wisconsin-Milwaukee, Dept. of Math., Milwaukee, WI 53201, U.S.A. Ritchie, Robert W., Univ. of Washington, Dept. of Computer Sci., Fr-35, Seattle, WA 98195, U.S.A.




Ritter, William E., Rose-Hulman Inst. of Tech., Dept. of Math., Terre Haute, IN 47803, U.S.A. Rivetti Barbo, Francesca, Via Pietro Mascagni No. 2, 20122 Milan, Italy Rivoir, Robert H., Jr., 445 Waupelani, F-22, State College, PA 16801, U.S.A. Robbel, Gerd, Heinrich-Heine-Str. 4, 1602 Bestensee, German Dem. Rep. Robbins, Leon C., Jr., 104 Lee Circle, Bryn Mawr, PA 19010, U.S.A. Robinson, J.A., Syracuse Univ., Link Hall, Syracuse, NY 13210, U.S.A. Robinson, Julia B., 243 Lake Dr., Berkeley, CA 94708, U.S.A. Robinson, Richard E., Univ. of British Columbia, Dept. of Philos., Vancouver 8, British Columbia, Canada Robinson, Robert W., Univ. of Newcastle, Dept. of Math., Newcastle, N.S.W. 2308, Australia Robinson, T. Thacher, Box 538, Crested Butte, CO 81224, U.S.A. Rocos, Pantelis, Natl. Tech. Univ. of Athens, Athens 147, Greece Rodino, Giulio, Parco Margherita 43, 80121 Naples, Italy Rodriguez Gil, Fernan, Apdo. 80350, Caracas, Venezuela Rogers, Hartley, Jr., M.I.T., Rm. 3-234, Cambridge, MA 02139, U.S.A. Rogers, P.K., 4 College View Ave., Toronto M5P 1J3, Ontario, Canada Roitman, Judith, Wellesley Coll., Dept. of Math., Wellesley, MA 02181, U.S.A. Rood, Harold J., 1714 Meadow Lane, Topeka, KS 66604, U.S.A. Rose, Alan, 5 Hilary Close, Nottingham NG8 2SP, England Rose, Bruce I., 5751 Woodlawn Ave., Apt. 308, Chicago, IL 60637, U.S.A. Rose, Harvey E., Univ. of Bristol, School of Math., University Walk, Bristol BS8 1TW, England Rosen, Ned Ira, 9985 Pleasant Lake Rd., Ann Arbor, MI 48103, U.S.A. Rosenfield, J. Eli, Washington Tech. Inst., 4100 Connecticut Ave. N.W., Washington, D.C. 20008, U.S.A. Rosenstein, Joseph G., Rutgers Univ., Dept. of Math., New Brunswick, NJ 08903, U.S.A. Rosenthal, John W., Ithaca Coll., Dept. of Math., Ithaca, NY 14850, U.S.A. Rosenthal, Kimmo, S.U.N.Y. at Buffalo, Dept. of Math., 4246 Ridge Lea Rd., Amherst, NY 14226, U.S.A. Rosich, Daniel, 298 Hillside Ave., No. 8-9, White Plains, NY 10603, U.S.A. Rosser, J. Barkley, Univ. of Wisconsin, Math. Res. Ctr., Madison, WI 53706, U.S.A. Rotman, Brian, Univ. of Bristol, School of Math., University Walk, Bristol 8, England Roullard, George P., 4125 Olympic St., San Diego, CA 92115, U.S.A. Routledge, Norman A., Eton Coll., Hawtrey House, Windsor, England Rowand, Rex H., 1807 Walnut Terrace, Springfield, OH 45504, U.S.A. Rowat, Peter, 3375 Ash St., Vancouver 9, British Columbia, Canada Rowe, Niles W., B-37 Yates Village, Van Vranken Ave., Schenectady, NY 12308, U.S.A. Royse, James R., San Francisco State Univ., Dept. of Philos., San Francisco, CA 94132, U.S.A. Rubin, Jean E., Purdue Univ., Dept. of Math., West Lafayette, IN 47907, U.S.A. Rubin, Joel M., U.C.B., Dept. of Math., Evans Hall, Berkeley, CA 94720, U.S.A. Rucker, Rudy, S.U.N.Y., Coll. at Geneseo, Dept. of Math., Geneseo, NY 14454, U.S.A. Rumely, Robert S., Princeton Univ., Dept. of Math., Princeton, NJ 08540, U.S.A. Rutledge, Joseph D., 11 Sycamore Terrace, Mahopac, NY 10541, U.S.A. Rutz, Peter, Rue Pierre Creby 208, CH1700 Fribourg, Switzerland Ryll-Nardzewski, Czesiaw, P1. Muzealny 4 13, Wrockaw 2, Poland

Sabbagh, Gabriel, 65 rue du Javelot, Cedex 75645, Tour Mexico, 75013, Paris, France Sarcerdote, George S., Amherst Coll., Dept. of Math., Amherst, MA 01002, U.S.A. Sacks, Gerald E., Harvard Univ., Dept. of Math., One Oxford St., Cambridge, MA 02138, U.S.A.

Sadagursky, Paul L., 15 Hawthorne Ct., Centerport, Long Island, NY 11721, U.S.A. Sageev, Gershon, M.I.T., Dept. of Math., Cambridge, MA 02139, U.S.A. Saito, Setsuo, 1-6-7 Kamitakada, Nakano-ku, Tokyo, Japan Sakamoto, Hyakudai, Higashiyama Sky Masion, Apt. 202, 1-21-16 Higashiyama, Meguro-ku, Tokyo, Japan Sala, Virginio, Via Grande 13, 20091 Bresso, Italy Saltzer, Charles, Ohio State Univ., Dept. of Math., Columbus, OH 43210, U.S.A. Salwicki, Andrzej, Kochanowskiego 28, M. 9, 01-864 Warsaw, Poland Sanchez-Mazas, Miguel, 7 rue Voltaire, 1201 Geneva, Switzerland Sanchis, Luis E., Syracuse Univ., Dept. of Sys. & Info. Sci., Syracuse, NY 13210, U.S.A.




Sanerib, Richard A., Jr., Emory Univ., Dept. of Math., Atlanta, GA 30322, U.S.A. Sanford, Clyde, Box C, Lake Geneva, FL 32660, U.S.A. Sankappanavar, H.P., Inst. de Math., Rua Caetano Moura 99, Salvador, Bahia, Brazil Sansone, Fred J., Arizona State Univ., Dept. of Math., Tempe, AZ 85281, U.S.A. Santiago, Armando, 175-A 520 Hostos Ave., Hato Rey, PR 00918, U.S.A. Saracino, Daniel H., Colgate Univ., Dept. of Math., Hamilton, NY 13346, U.S.A. Sasso, Leonard P., Jr., 2983 Alexander Rd., Laguna Beach, CA 92651, U.S.A. Sato, Masahiko, Kyoto Univ., Res. Inst. for Math. Sci., Kyoto, Japan Satre, Thomas W., Sam Houston State Univ., Dept. of Philos., Huntsville, TX 77340, U.S.A. Sattley, Kirk, Mass. Computer Assocs., 26 Princess St., Wakefield, MA 01880, U.S.A. Sawazaki, Moritaka, Tokyo Univ. of Sci., Dept. of Indust. Admin., 1-3 Kagurazaka, Shinzuku, Tokyo, Japan Sawyer, Frederick W., III, Univ. of Pittsburgh, Dept. of History & Philos. of Science, Pittsburgh, PA 15260, U.S.A. Sayeki, Hidemitsu, Univ. of Montreal, Dept. of Math., C.P. 6128, Montreal, Quebec, Canada Scanlon, Thomas M., Jr., Princeton Univ., Dept. of Philos., Princeton NJ 08540, U.S.A. Schaefer, Thomas, 526 Laurel Ave, Menlo Park, CA 94025, U.S.A. Scharle, Thomas W., 1655 Turtle Creek W., South Bend, IN 46637, U.S.A. Schatz, Joseph A., 6035 Wigton, Houston, TX 77035, U.S.A. Schlipf, John S., Caltech, Dept. of Math., Pasadena, CA 91125, U.S.A. Schmerl, James H., Univ. of Connecticut, Dept. of Math., Storrs, CT 06268, U.S.A. Schmidt, Herbert C., 22420 St. Andrews Ave., Cupertino, CA 95014, U.S.A. Schmidt, Jurgen, Univ. of Houston, Dept. of Math., Houston, TX 77004, U.S.A. Schnare, Paul S., Fordham Univ., Dept. of Math., Bronx, NY 10458, U.S.A. Schneider, Hubert H., 3451 M St., Lincoln, NE 68510, U.S.A. Schoenberger, Roger, Hagenbachstr. 32, 4052 Basel, Switzerland Schonfeld, W., Inst. fur Informatik, Herdweg 51, 7000 Stuttgart 1, Fed. Rep. Germany Schotch, Peter K., Dalhousie Univ., Dept. of Philos., Halifax, Nova Scotia, Canada Schraegle, Horst, Postlagernd, 45 Osnabrheck, Fed. Rep. Germany Schroer, David E., 11 Seabrook Lane, Stony Brook, NY 11790, U.S.A. Schroeter, Karl, Kanalstr. 18, Hessenwinkel, 1165 Berlin, Germany Schryver, Vernon J., P.O. Box 1951, Boulder, CO 80302, U.S.A. Schumm, George F., 2125 W. Lane Ave., Columbus, OH 43221, U.S.A. Schutte, Kurt, Univ. Munchen, Math. Inst., Theresienstr. 39, D-8000 Munchen 2, Fed. Rep. Germany Schwabhauser, Wolfram, Univ. of Stuttgart, Inst. of Info., Azenbergstr. 12, 7 Stuttgart 1, Fed. Rep. Germany Schwartz, Edward N., 70 Park Terrace W., New York, NY 10034, U.S.A. Schwichtenberg, Helmut, Univ. Heidelberg, Math. Inst., Im Neuenheimer Feld 5, 69 Heidelberg, Fed. Rep. Germany Scott, Dana S., Oxford Univ., Math. Inst., 24-29 St. Giles, Oxford, England Scott, Leland L., Univ. of Louisville, Coll. of Arts and Sci., Louisville, KY 40208, U.S.A. Searles, Herbert H., 10381 Glenbarr Ave., Los Angeles, CA 90064, U.S.A. Seely, Robert, Univ. of Cambridge, Dept. of Pure Math., 16 Mill Lane, Cambridge, England Segerberg, Krister, Abo Akademi, Dept. of Philos., 20500 Abo 50, Finland Seidenfeld, Teddy, 709 Mt. Royal Towers, 7070 Forward Ave., Pittsburgh, PA 15217, U.S.A. Seiferas, Joel, 557 Easterly Pkwy., State College, PA 16801, U.S.A. Seifert, Ralph L., Hanover Coll., Dept. of Math., Hanover, IN 47243, U.S.A. Seldin, Jonathan P., Southern Illinois Univ., Dept. of Math., Carbondale, IL 62901, U.S.A. Seligman, David, 70 Park Terrace E., New York, NY 10034, U.S.A. Selman, Alan L., Florida State Univ., Dept. of Math., Tallahassee, FL 32306, U.S.A. Senga, Hirosi, 3B 2T Wakaba Tyo, Nagara, Gifu, Japan Senger, Steven, 528 N. Marion, Oak Park, IL 60302, U.S.A. Senneville, Leo A., P.O. Box 67614, Los Angeles, CA 90067, U.S.A. Seper, Kajetan, Katedra Za Matematiku FSB, Djure Salaja 5, Zagreb, Yugoslavia Sergant, Madeleine, 52 Bogaardenstr., Louvain, Belgium Sewell, William C., 1300 Birch St., Hancock, MI 49930, U.S.A. Sgro, Joseph A., Yale Univ., Box 2155, Yale Station, New Haven, CT 06520, U.S.A.




Shafer, John, 62 Stony Hill Rd., Amherst, MA 01002, U.S.A. Shampanier, Manuel, 908 Venetia Ave., Coral Gables, FL 33134, U.S.A. Shapiro, Richard, 7408 Prince George Rd., Pikesville, MD 21208, U.S.A. Sharpless, Seth K., Univ. of Colorado, Dept. of Psychology, Boulder, CO 80302, U.S.A. Shaw, Albert C., 115 Euclid Ave., Pitman, NJ 08071, U.S.A. Shelton, Richard, Univ. of Michigan, Dept. of Math., Ann Arbor, MI 48104, U.S.A. Shepherdson, John C., Univ. of Bristol, School of Math., University Walk, Bristol BS8 1TW, England Sheridan, Peter B., I.B.M., T.J. Watson Res. Ctr., P.O. Box 218, Yorktown Heights, NY 10598, U.S.A.

Shestoff, Yuri S., M.I.T., N.E. 43-808, 545 Technology Sq., Cambridge, MA 02139, U.S.A. Shew, Stephen, Arizona State Univ., Dept. of Math., Tempe, AZ 85281, U.S.A. Shiell, Jonathan H., 1711 Alta Mura Rd., Pacific Palisades, CA 90272, U.S.A. Shochat, David D., 1603 Dewey St., Santa Monica, CA 90405, U.S.A. Shoemaker, Laurie, Nelson St., Cazenovia, NY 13035, U.S.A. Shoenfield, Joseph R., Duke Univ., Dept. of Math., Durham, NC 27706, U.S.A. Shook, Thurston W., 247 E. 19th Ave., Columbus, OH 43201, U.S.A. Shorb, Alan M., M.I.T., E. 40-253, Sys. Dynamics Grp., Cambridge, MA 02139, U.S.A. Shore, Richard A., Cornell Univ., Dept. of Math., Ithaca, NY 14853, U.S.A. Short, Ralph H., 1212 Hillsdale Dr., Claremont, CA 91711, U.S.A. Shubsda, Stanley R., Jr., North Dakota State Univ., Dept. of Math., Fargo, ND 58102, U.S.A. Shukla, Anjan, Goalpara Rd., P.O. Santiniketan, Dt. Birbhum, West Bengal, India Shulman, Marc, 7106 Marlborough Terrace, Berkeley, CA 94702, U.S.A. Siefkes, Dirk, Tech. Univ. Berlin, Otto Suhr Allee 18/20, D-1 Berlin 10, Germany Sieg, Wilfried, Stanford Univ., Dept. of Philos., Stanford, CA 94305, U.S.A. Sillars, Walter A., North Carolina State Univ., Dept. of Computer Sci., Raleigh, NC 27607, U.S.A. Silva, Joe, 1239 Picasso Dr., Sunnyvale, CA 94087, U.S.A. Silver, Charles, U.C.B., Dept. of Philos., Moses Hall, Berkeley, CA 94720, U.S.A. Simco, Nancy D., Memphis State Univ., Dept. of Philos., Memphis, TN 38111, U.S.A. Simmons, Harold, Kings Coll., Dept. of Math., Old Aberdeen, Scotland Simms, John C.M., Rockefeller Univ., Box 113, New York, NY 10021, U.S.A. Simonds, Roger T., 5332 42nd St. N.W., Washington, D.C. 20015, U.S.A. Simonoff, Cao, Univ. of Nevada at Las Vegas, Dept. of Math., Las Vegas, NV 89109, U.S.A. Simons, Leo, Univ. of Cincinnati, Dept. of Philos., Cincinnati, OH 45221, U.S.A. Simons, Roger A., Univ. of Wisconsin-Green Bay, C.E.S., Green Bay, WI 54302, U.S.A. Simpson, Stephen G., Pennsylvania State Univ., Dept. of Math., McAllister Bldg., University Park, PA 16802, U.S.A. Sing, Banson, 1236 King Dr., El Cerrito, CA 94530, U.S.A. Singh, Dasharath, Flat 19, Azizia Rd., Bldg. Bashara Nashi, Basrah, Iraq Singletary, Wilson E., 472 Orlando Ave., State College, PA 16801, U.S.A. Sinisi, Vito F., S.U.N.Y. at Binghamton, Dept. of Philos., Binghamton, NY 13901, U.S.A. Sippel, Thomas, Grupellostr. 13, 4 Dusseldorf 1, Fed. Rep. Germany Sklar, Abe, Illinois Inst. of Tech., Dept. of Math., Chicago, IL 60616, U.S.A. Skyrms, Brian, Univ. of Illinois at Chicago Circle, Dept. of Philos., Chicago, IL 60680, U.S.A. Slater, David J., Towson St. Coll., Dept. of Math., Towson, MD 21204, U.S.A. Slonneger, Kenneth R., S.U.N.Y. Coll. at Fredonia, Dept. of Math., Fredonia, NY 14063, U.S.A.

Smaby, Richard M., 4517 Larchwood Ave., Philadelphia, PA 19143, U.S.A. Smart, John J.C., 64 Sunnyside Crescent, Wattle Glen, Victoria 3096, Australia Smiley, Timothy J., Clare Coll., Cambridge, England Smith, Carl H., S.U.N.Y. at Buffalo, Dept. of Computer Sci., 4226 Ridge Lea Rd., Amherst, NY 14226, U.S.A. Smith, Douglas, 2688 Chestnut St., Erie, PA 16508, U.S.A. Smith, Jan, Fyrmastaregangen 16, 413 18 Goteborg, Sweden Smith, Kay E., Yale Univ., Dept. of Math., New Haven, CT 06520, U.S.A. Smith, Leonard M., Univ. of Leeds, Dept. of Math., Leeds 2, England Smith, Perry B., 5250 N. Oracle Rd., No. 90, Tucson, AZ 85704, U.S.A.




Smith, Rick L., Pennsylvania State Univ., Dept. of Math., 230 McAllister Bldg., University Park, PA 16802, U.S.A. Smoker, Howard E., t42 Marene St., Boulder, CO 80302, U.S.A. Smorynski, Craig A., 429 S. Warwick, Westmont, IL 60559, U.S.A. Smullyan, Arthur F., 25 N. Eighth Ave., Highland Park, NJ 08904, U.S.A. Smullyan, Raymond M., Elka Park, NY 12427, U.S.A. Smyth, Richard A., Rt. No. 5, Box 202, Chapel Hill, NC 27514, U.S.A. Soare, Robert I., Univ. of Chicago, Dept. of Math., Chicago, IL 60637, U.S.A. Sobel, Jordan Howard, Toronto Univ., Toronto MSS lA1, Ontario, Canada Soehakso, Jozef T., Dept. of Math., P.O. Box 36, Jogjakarta, Indonesia Solomon, R.C., Univ. of Malawi, Dept. of Math., P.O. Box 280, Zomba, Malawi Sowa, Albert J., 13243 S. Exchange Ave., Chicago, IL 60633, U.S.A. Sowa, John F., 21 Palmer Ave., Croton-on-Hudson, NY 10520, U.S.A. Specker, Ernst P., Steinbruchelstr. 18, 7-53 Zurich, Switzerland Spector, Mitchell, M.I.T., Rm. 408A, Ashdown House, 305 Memorial Dr., Cambridge, MA 02139, U.S.A. Sprague, Vincent G., 12520 Lakewood Blvd., Apt. 27A, Downey, CA 90242, U.S.A. Spreen, Dieter, Inselwall 10, D-33 Braunschweig, Fed. Rep. Germany Spriggs, James R., Univ. of Maryland, Dept. of Math., College Park, MD 20742, U.S.A. Stahl, Stanley H., 15 Fremont St., Westfield, MA 01085, U.S.A. Standley, Gerald, 1124 N.W. 40th Ave., Gainesville, FL 32601, U.S.A. Stanley, Lee James, 26 rue Notre Dame de Bon Secours, 60200 Compiegne, France Stanley, Robert L., Portland State Univ., Dept. of Math., Portland, OR 97201, U.S.A. Stark, Richard, Univ. of Texas at Austin, Dept. of Math., Austin, TX 78712, U.S.A. Steel, Thomas B., Jr., 500 E. 77th St., No. 1602, New York, NY 10021, U.S.A. Steen, Stourton William P., The Patch, Foxton, 69 High St., Royston, Herts, England Stegmuller, Wolfgang, Huegelstr. 4, 8032 Grafelfing, Fed. Rep. Germany Stemmer, Yoel, Diskin 1, App. 17, Jerusalem, Israel Stenlund, Soren, Korvelgatan 35 A, Uppsala, Sweden Stipanek, Petr, Charles Univ., Dept. of Math., Malostranske Namesti 25, Prague 1, Czechoslovakia Stevenson, David R., Stanford Univ., Dept. of Math., Stanford, CA 94305, U.S.A. Stietzel, Eric Robert, Foothill Coll., 12345 El Monte Rd., Los Altos, CA 94022, U.S.A. Stokes, Donald W., 450 E. 89th P1., Chicago, IL 60619, U.S.A. Stout, Lawrence Neff, McGill Univ., Dept. of Math., P.O. Box 607, Montr6al, Quebec, Canada Straight, David, Univ. of Tennessee, Dept. of Computer Sci., 104 Alumni Hall, Knoxville, TN 37916, U.S.A. Strauss, Paul, 600 W. 169th St., Apt. 65, New York, NY 10032, U.S.A. Sugarman, Paul J., 100 Shelton Rd., Swampscott, MA 01907, U.S.A. Sugihara, Takeo, Okayama Univ., Hobun Fac., Tusima-Naka 3-1-1, Okayama City 700, Japan Sundholm, Goran, Univ. of Uppsala, Dept. of Philos., Villavagen 5, S-752 36, Uppsala, Sweden Suppe, Fredrick, Univ. of Maryland, Dept. of Philos., College Park, MD 20742, U.S.A. Suppes, Patrick, Stanford Univ., Ventura Hall, Stanford, CA 94305, U.S.A. Suprunowicz, Konrad, Utah State Univ., Dept. of Math., Logan, UT 84321, U.S.A. Surma, Stanislaw, Osiedle Sportowe 11, M. 8, 31-965 Krakow, Poland Sutton, P.P., North Carolina State Univ., Dept. of Chemistry, Raleigh, NC 27607, U.S.A. Svenonius, Lars, Univ. of Maryland, Dept. of Philos., College Park, MD 20742, U.S.A. Swanson, Ann M., 4201 Massachusetts Ave. N.W., Washington, DC 20016, U.S.A. Sward, Gilbert L., 9101 Levelle Dr., Chevy Chase, MD 20015, U.S.A. Szabo, Manfred Egon, Concordia Univ., Sir George Williams Campus, Dept. of Math., Montr6al H3G 1M8, Quebec, Canada Takahashi, Moto-o, 1-25-25 Teraya, Tsurumi-ku, Yokohama 230, Japan Takamatsu, Tsurukichi, 9-21 Kasuya-Yonchome, Setagaya-ku, Tokyo, Japan Takeo, Jiichiro, G1111, Misawa-cho 5, Ibaraki, Osaka, Japan Takeuti, Gaisi, Univ. of Illinois, Dept. of Math., Urbana, IL 61801, U.S.A. Tall, Franklin D., Univ. of Toronto, Dept. of Math., Toronto, Ontario, Canada Tamari, Dov, S.U.N.Y. at Buffalo, Dept. of Math., 4246 Ridge Lea Rd., Amherst, NY 14226, U.S.A.




Targonski, Jolan M., Helene Mayer-Ring 14, D-8 Munchen 13, Fed. Rep. Germany Tarski, Alfred, 462 Michigan Ave., Berkeley, CA 94707, U.S.A. Tarter, Harry, 42-15 81st St., Elmhurst, NY 11373, U.S.A. Tax, Robert E., Princeton Univ., Dept. of Math., Princeton, NJ 08540, U.S.A. Taylor, Alan D., Union Coll., Dept. of Math., Schenectady, NY 12308, U.S.A. Tekolste, E. Kurt, Univ. of Rochester, Dept. of Math., Rochester, NY 14627, U.S.A. Temes, Lorne, 1822 Francisco St., Apt. 20, Berkeley, CA 94703, U.S.A. Tench, Alan H., 2044 Walnut St., Boulder, CO 80302, U.S.A. Tennant, Neil W., Univ. of Edinburgh, Dept. of Philos., David Hume Tower, Edinburgh EH8 9JX, Scotland

Tenney, Richard Lee, Univ. of Massachusetts, Dept. of Computer & Info. Sci., Amherst, MA 01002, U.S.A. Terai, Hikoiti, Nisioji Hino Tyo, Gamo Gun, Siga Ken, Japan Teutsch, Ralph J., Univ. of North Carolina, Dept. of Philos., Chapel Hill, NC 27514, U.S.A. Texier, M. Jean, 30 rue Vignon, Paris 9e, France Thaler, Debra K., 2535 College Ave., No. 302, Berkeley, CA 94704, U.S.A. Thatcher, James W., I.B.M., T.J. Watson Res. Ctr., P.O. Box 218, Yorktown Heights, NY 10598, U.S.A. Thayer, H.S., C.U.N.Y., City ColI., Dept. of Philos., New York, NY 10031, U.S.A. Thiele, Ernst-Jochen, Bre~sgauerstr. 30, 1000 Berlin 38, Germany Thomas, James A., S.U.N.Y. at Albany, Dept. of Philos., 1400 Washington Ave., Albany, NY 12222, U.S.A. Thomas, William John, 1909D Eastway Dr., Charlotte, NC 28205, U.S.A. Thomason, Richmond H., Univ. of Pittsburgh, Dept. of Philos., Pittsburgh, PA 15260, U.S.A. Thomason, Robert W., Princeton Univ., Dept. of Math., Fine Hall, Princeton, NJ 08540, U.S.A. Thomason, Steven K., Simon Fraser Univ., Dept. of Math., Burnaby V5A 1S6, British Columbia, Canada Thompson, David B., 2361 Crest, Los Osos, CA 93402, U.S.A. Thompson, Frederick B., 649 S. Grand Ave., Pasadena, CA 91105, U.S.A. Thompson, Richard J., 355 Orchard Ave., Sunnyvale, CA 94086, U.S.A. Thomson, James F., M.I.T., Rm. 14N-432, Cambridge, MA 02139, U.S.A. Thorssell, Ulf, Solhaga Sjnkhem, 280 40 Shanes Fagerhult, Sweden Tichenor, Hardy W., Univ. of Texas, Dept. of Zoology, 651 Patterson Labs, Austin, TX 78712, U.S.A.

Tinkelman, Robert P., 45 Lawton St., Brookline, MA 02146, U.S.A. Tisserand, C.A., Central State Univ., Liberal Arts School, Edmond, OK 73034, U.S.A. Todd, Joseph, 451 Main St., Apt. 46, Northport, NY 11768, U.S.A. Toledo, Sue, Columbia Univ., Dept. of Math. Stat., 618 Math. Bldg., New York, NY 10027, U.S.A. Tonisson, Ivar, 129A Escondido Village, Stanford, CA 94305, U.S.A. Torini, Marco, 38 Laaspher Str., Westfalen, 59 Siegen, Fed. Rep. Germany Tragesser, Robert S., 6328 7th Ave., Kenosha, WI 53140, U.S.A. Tripodes, Peter G., 39 Thornton Ave., Venice, CA 90291, U.S.A.

Trivus, Sidney, California State Coll. at Los Angeles, Dept. of Philos., Los Angeles, CA 90032, U.S.A. Troelstra, A.S., P. de Hooghlaan 4, Muiderberg, Netherlands Tucker, John, Inst. for Commun. Studies, Kuchen Ravan, Avenvg Pahlavi, Tehran, Iran

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Turquette, Atwell R., 914 W. Clark, Champaign, IL 61820, U.S.A.

Tymoczko, A. Thomas, Smith Coll., Dept. of Philos., Northampton, MA 01060, U.S.A.

Ucuzoglu, Nathan, U.C.L.A., Dept. of Philos., Los Angeles, CA 90024, U.S.A.

Ullian, Joseph S., Washington Univ., Dept. of Philos., St. Louis, MO 63130, U.S.A.

Ulrich, Dolph, Purdue Univ., Dept. of Philos., West Lafayette, IN 47907, U.S.A.

Umezawa, Toshio, Shizuoka Univ., Dept. of Math., Shizuoka, Japan Underhill, Robert L.M., Randolph, NH 03593, U.S.A.

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