| A | B |
|---|
| John Napier | Napier Bones |
| Blaise Pascal | automatic calculater |
| Gottfried Leibnez | invented calculus |
| Charles Xavier Thomas | arthmonrier |
| Joseph Jacquard | Jacquad Looms |
| Charles Babbage | modem computer |
| Georg Scheutz | swedish calculater machine |
| Augusta Ada Byron | fisrt woman computer scientist |
| Herman Hallerith | tabulating machine |
| Thomas Watson, Jr. | Started IBM |
| Alan Turing | Turing machine |
| George Stibitz | swiss calculating machine |
| John Atanasoff | electronic digal computer |
| Dr. Howard Aiken | Mark 1 computer |
| Dr. John Mauchly & Presper Eckert | Built ENIAC |
| John Bardeen, William Shockley & Walter Brittain | transsitors |
| John von Neumann | storing program |
| Dr. Daniel Slotnick | Iliac 1st super computer |
| Robert Noyce & Jack Kilby | 1st intergrated circuits |
| Alan Kay | interface |
| Grace Hopper | cobal |
| Ted Hoff | microprocesser |
| Ed Roberts | altair computer |
| Donald Knuth | text type computer |
| Steve Jobs & Steve Wozniak | apple computer |
| Bill Gates & Paul Allen | microsoft |
| Steve Case | AOL |
| Lawrence Ellison | ORACLE |
