Hollerith tabulator which used a punched card memory system. First used in the US census of 1890. Engraving,Paris,1894 | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / UIG / Universal History Archive |
Taille de l’image : | 4938 px × 3539 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |