| A | B |
|---|
| JohnNapier | "Napier Bones" |
| BlaisePascal | "Pascalin" |
| GottfriedLeibnez | Invented calculous |
| CharlesXavierThomas | "Arithmometer" |
| JosephJacquard | "Jacquard`s Loom" |
| CharlesBabbage | 1st modern computing device |
| GeorgScheutz | Swedish calculating machine |
| AugustaAdaByron | 1st female computer scientist |
| HermanHollerith | Tabulating machine for census bureau |
| ThomasWatson,Jr. | Cofounder of IBM |
| AlanTuring | "Turing Machine" |
| GeorgeStibitz | Swiss claculating machine |
| JohnAtanasoff | digital computer |
| Dr.HowardAiken | Mark I for IBM |
| Dr.JohnMauchly/PresperEckert | Eniac |
| JohnBardeen/WilliamShockley/WalterBrittain | transistors |
| JohnVonNeumann | Computer Storage |
| Dr.DanielSlotnick | Elliac IV (1sst supercomputer) |
| RobertNoyce/JackKilby | Integrated circuits |
| AlanKay | Interface |
| GraceHopper | Mother of Cobol |
| TedHoff | Microprocessor |
| EdRoberts | Altare; 1sst PC |
| DonaldKnuth | Text typssetting |
| SteveJobs/SteveWozniak | fOUNDERS OF Apple |
| BillGates/PaulALLEN | founders of Microsoft |
| SteveCase | AOL |
| LawrenceEllison | Oracle |
