Blaise Pascal's (1623-1664) digital counting machine (1642) showing (top) two of the train of number wheels which were viewed through windows in the casing of the machine. From Denis Diderot Encyclopedie, Paris, 1751-1780. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Heritage Images / Ann Ronan Picture Library |
Bildgröße: | 2572 px × 4075 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |