| A | B |
|---|
| JOHN NAIPER | NAIPER BONE |
| BLAISE PASCAL | CALCULATING MACHINE |
| GOTTFRIED LEIBNEZ | CALCULUS |
| CHARLES XAVIER THOMAS | ARTIHMOTER |
| JOSEPH JACQUARD | JACOB'S LOOM |
| CHARLES BABBAGE | FIRST MODERN COMPUTER DEVICE |
| GEORG SCHEUTZ | SWEEDISH CALCULATING MACHINE |
| AUGUSTA ADA BYRON | FIRST FEMALE COMPUTER SCIENTIST |
| HERMAN HOLLERITH | ATOMIC SENSUS BURRO |
| THOMAS WATSON, Jr | STARTED IBM |
| ALAN TURING | TURING MACHINE |
| GEORGE STIBITZ | DIGITAL CALCULATOR |
| JOHN ATANASOFF | FIRST SPECIAL PURPOSE ELECTRONICAL COMPUTER |
| Dr, HOWARD AIKEN | MADE MARK FIRST COMPUTER FOR IBM |
| DR, JOHN MAUCHLY & PRESPER ECKERT | ENIAC |
| JOHN BARDEEN | TRANSISTORS |
| JOHN VON NEUMANN | FIRST PERSON TO HAVE STORED PROGRAM IDEA |
| DR, DANIEL SLOTNICK | ILLIAC |
| ROBERT NOYCE & JACK KILBY | FIRST INTERGRATED CIRCUIT |
| ALAN KAY | CAME UP WITH INTERFACE |
| GRACE HOPPER | FOUND THE FIRST COMPUTER BUG |
| TED HOFF | INVENTED MICROP |
