IBM SPEAKERS BUREAU SLIDE SHOW
Slide 65 Bollee-Table Courtesy: IBM Corporation
In 1889, a 19-year-old Frenchman, Leon Bollee of Le Mans, unawareof Verea's patent, built his own machine, A Calculer. The machine was a direct multiplier, using the principle of a built-in multiplication table.
<< Previous | Index | Next >>