Computer HistoryComputer History
First ComputerFirst Computer
ABACUSABACUS
Blaise PascalBlaise Pascal
Stepped ReckonerStepped ReckonerGottfried Wilhelm von Leibniz
Joseph Jacquard
Charles BabbageCharles BabbageCharles Babbage
Charles Babbage
Babbage's Difference EngineBabbage's Difference Engine
Analytical EngineAnalytical Engine
First Computer ProgrammerFirst Computer Programmer
Ada Byron, Countess of Lovelace
Tabulating MachineTabulating Machine
Hollerith’s Punch CardHollerith’s Punch Card
Tabulating Machine Company
International Business MachinesInternational Business Machines
Mark I CalculatorMark I Calculator
Howard Aiken
Mark IMark I
ENIAC
Vacuum TubesVacuum Tubes
Vacuum TubesVacuum Tubes
TransistorTransistor
Transistor RadioTransistor Radio
First Computer BugFirst Computer Bug