Laboratory for refining gold and silver, showing typical laboratory equipment, 1683. 1) Athanor or 'Slow Harry', a self-feeding furnace maintaining a constant temperature. 2, 2) Side furnaces with receivers on stools, (4, 4). On the right of the top shelf is a glass vessel shaped like an Hermetic vase. From a 1683 English edition of Beschreibung allerfurnemisten mineralischen Ertzt by Lazarus Ercker. (Prague, 1574). | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Heritage Images / Oxford Science Archive |
Bildgröße: | 3689 px × 4732 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |