Steel bending press. Men feeding a sheet of steel into a bending press that was capable of exerting 10,000 tons of pressure. Photographed at the Krupp foundry in Essen,Germany | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Library of Congress |
Taille de l’image : | 3590 px × 4894 px |
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Property Release : | Non requis |
Restrictions : | - |