Historique de l'événement (4 versions)(ID:156440)
(nS)
Version 3 Aubert (18/03/2017 16:07:01)
Dorr E. Felt publie " Mechanical arithmetic, or The history of the counting machine", à Chicago, Washington Institute,
Catégories:
Dorr Eugène Felt (-)
Chicago (-)
Mechanical arithmetic, or The history of the counting machine (-)
Comptometer thema (-)
Source:
Dorr E. Felt, Mechanical arithmetic, or The history of the counting machine, Chicago, Washington Institute,
Willy Aubert
212 591
événements
clock