Cowper's printing machine,historical artwork. This double-cylinder steam-powered printing press was an improvement on older block printers. The steam power greatly increased the rate at which printing could be done. Artwork taken from History of wonderful inventions,London,1849 | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / New York Public Library / Science, Industry & Business Library |
Taille de l’image : | 2154 px × 1260 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |