
Un petit clin d'oeil aux dinosaures du calcul...
| Abacus | Addiator | Addiator | 
| inventé en Egypte | Bezique | Gaudais | 
| 3000 av. JC | ? | ? | 
|  |  |  | 
| Triplex | Règles à calcul | Disque à calcul | 
| Multi-divi | Aristo | Loga 30T | 
| 1938 | 1963 | 1968 | 
|  |  |  | 
| Arithmographe | Arithmographe | Addiator | Addiator | 
| Record | Magic Brain | Arithma | Exacta | 
| 1920 (dès 1888) | 1981 | 1985 | ? | 
|  |  |  |  | 
| AddoMeter | AddoMeter | Chadwick | Résulta | Stima | 
| ? | Lightning | Mini-Calculator | BS-9 | ? | 
| 1947 | 1947 | 1969 | 1954 | 1932 | 
|  |  |  |  |  | 
| Master | Master | Curta | Curta | Radio Shack | 
| ? | 702 | Modèle 1 | Model 2 | Digital Computer | 
| ? | ? | 1965 | 1965 | 1977 | 
|  |  |  |  |  |