Pig Iron: tapping furnace and running molten iron into moulds to form pigs. Phoenix Iron Works, Phoenixville, Pennsylvania. From The Science Record, New York, 1873. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Heritage Images / Ann Ronan Picture Library |
Bildgröße: | 3071 px × 3447 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |