copyright holder of this work, hereby publish it under the following license: English Smaller crucibles for copper alloy melting determination method: SHA-1...
4.0 Creative Commons Attribution-Share Alike 4.0 truetrue English Copper axes and crucible from Germany, 4th millennium BC determination method: SHA-1...
Samuel Benedict Christy Professor 1885-1914 bookplate- A glossary of mining and metallurgical terms (IA glossaryofmining00raymrich) (page 2 crop).jpg....
furnace, more or less copper is added until it reaches a certain stand¬ ard. The melted gold is then lifted out, by grasping the crucible with long claw¬ like...
1829 book - An introduction to the study of mineralogy ; or, student's pocket companion (IA AnIntroductionToTheStudyOfMineralogy) (page 2 crop).jpg....
Works of Industry of all Nations, 1851- Official Descriptive and Illustrated Catalogue, Supplementary Volume (IA dli.granth.53590) (page 5 crop).jpg....
Crucible remains from a re-casting mix of copper, arsenic, tin and zinc. Photographer The Portable Antiquities Scheme, Therese Falk, 2010-11-02 12:45:22...
George N. Eckert.jpg...
This file has an extracted image: Overview of microstructures in metallic materials.jpg....
https://www.flickr.com/photos/internetarchivebookimages/14778741231/ operator: Flickr URL: https://live.staticflickr.com/3895/14778741231_cf1aec8c62_o.jpg...
.jpg){kind=link}
_(14778741231).jpg){kind=link}