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.
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.
Size: 2410px × 2725px
Location:
Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: 1, 2, 11, 12, 1574., 1683, 3:, 4, 5, 6, 7, allerfurnemisten, archival, archive, assay, assaying, assaying:, berckwercksarten, beschreibung, bottom, copperplate, covers:, crucible., edition, english, engraving., ercker, ertzt-, forming, gold, historical, history, lazarus, metal, metallurgy, mineralischen, mould, muffles, muffles:, originally, ovens, plates, prague, published, silver, stopples, top, und, wooden
