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0390003183

Refining copper by Hungarian process. Cupellation cakes roasted, releasing heat. At 5: lead obtained being smelted. From 1683 English edition of Lazarus Ercker 'Beschreibung allerfurnemisten mineralischen Ertszt' of 1580. Copperplate engraving.

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Filename
0390003183.jpg
Copyright
Irish Photo Archive
Image Size
6000x7305 / 5.2MB
Contained in galleries
historical photos 2
Refining copper by Hungarian process. Cupellation cakes roasted, releasing heat. At 5: lead obtained being smelted. From 1683 English edition of Lazarus Ercker 'Beschreibung allerfurnemisten mineralischen Ertszt' of 1580. Copperplate engraving.