| A | B |
|---|
| John Napier | Napier Bone |
| Blaise Pascal | automatic calculating machine |
| Gottfried Leibnez | calcules |
| Charles Xavier Thomas | Arithometer |
| Joseph Jaquard | Jaquards Loom |
| Charles Babbage | first modern computer |
| George Scheutz | inveted swedish calculating maching |
| Augusta Ada Byron | 1st femal computer scientest |
| Herman Hollerith | Automatic cencus bureaeu |
| Thomas Watson, Jr. | president of IBM |
| Alan Turning | touring machine |
| George Stibitz | Digital calculator |
| John Atanasoff | Electron digital computer |
| Dr. Howard Aiken | Mark1 computer for IBM |
| Dr. John Mauchly & Presper Eckert | Designed Eniac |
| John Bardeen William Shockly & Walter Brittain | first transister |
| John von Neumann | saver |
| Dr. Daniel Slotnick | Iliac 4 |
| Robert Noyce & Jack Kilby | first intergrated circute |
| Alan Kay | Interface |
| Grace Hopper | Cobal |
| Ted Hoff | microprocesser |
| Ed roberts | Altier |
| Donald Knuth | Text |
| Steve Jobs & Steve Wozinak | Apple computers |
| Bill Gates & Paul Allen | Microsoft |
| Steve Case | AOL |
| Lawrence Ellison` | Orical |
