Metallurgical
Found in 3764 Collections and/or Records:
A-31-006-3 -- South Mill & Sand Plant Groups Lead, (Lawrence) S. Dakota, 1960-03-23
The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.
A-31-006 -- Cyanide Nos 1 & 3 & South Mill Groups, 1933-11
The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.
A-31-009 H & J -- Homestaking Mining Co. Cyanide Mill No 2, Blacktail, S.D., 1922-11
The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.