| Sectional view of a German mine showing the method of sinking shafts and driving horizontal galleries, 1556. A windlass is used to raise and lower men, materials and spoil. From De re metallica by Georgius Agricola. (Basel, 1556). | |
| Lizenzart: | Lizenzpflichtig |
| Credit: | Science Photo Library / Heritage Images / Ann Ronan Picture Library |
| Bildgröße: | 2582 px × 4061 px |
| Modell-Rechte: | nicht erforderlich |
| Eigentums-Rechte: | nicht erforderlich |
| Restrictions: | - |