The metallurgical laboratory is a two story brick building 60 by 138 feet in size. It is occupied by the department of mining and metallurgy. Here are the assay laboratory, the cyanide laboratory … and the large metallurgical laboratory, the latter containing steam engine, small smelter, ore roaster, stamp mill, concentrating tables, one of the best equipped metallurgical laboratories in the United States. [Aurum, June 15, 1902]
Images from 1916
Images from 1916
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