Assaying: Various muffles used in assay ovens
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
Picture No
13901215
Media ID
48446254
Size
2410px x 2725px
(1.4MB)
Credit
World History Archive / Mary Evans Picture Library
Source
World History Archive
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1574 1683 Allerfurnemisten Assay Assaying Berckwercksarten Beschreibung Crucible Ercker Ertzt Forming Lazarus Mineralischen Mould Ovens Smelting
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