Assaying: Various muffles used in assay ovens for assaying gold and silver 1,2,3: 4,5,6, stopples, bottom plates and covers: 7, wooden mould for forming muffles: 11, 12, bottom and top of assay crucible. From 1683 English edition of Lazarus Ercker Beschreibung allerfurnemisten mineralischen Ertzt- und Berckwercksarten originally published in Prague in 1574. Copperplate engraving.
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Details
Creative#:
TOP09159551
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
NO
Property Release:
NO
Right to Privacy:
No
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