Environmental Control
Found in 66 Collections and/or Records:
C-21-1 -- Grizzly Gulch Basin -- Finished Contour and Topographical Mapping ---7,000 to 12,000, 1987-05
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.
C-21-1 -- Grizzly Gulch Basin - Finished Contour and Topographical Mapping - Homestake Gold Mine, Lead,S.D., 1985-10-15
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.
Dwg. 2, Drawer 30 -- Plan and Section, Water Rank, Recycle Reservoir, 1996-05-17
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.
Grizzly Gulch Basin -- Finished Contour and Topographical Mapping, 1987-05
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.
Grizzly Gulch Basin -- Finished Contour and Topographical Mapping, 1987-05
Copy 2
Grizzly Gulch Basin -- Finished Contour and Topographical Mapping --13,000 to 18,000, 1987-05
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.
Grizzly Gulch Basin -- Finished Contour and Topographical Mapping -- 13.000 to 18,000, 1987-05
(left corner-- original - save)
Grizzly Gulch Basin -- Finished Contour and Topographical Mapping -- 13,000 to 18,000 -- (rt.side) 5,000E to 8,000E, 1987-05
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.
Grizzly Gulch Basin - Finished Contour and Topographical Mapping - (Contour Interval =5feet, 1987-05
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.
Grizzly Gulch Basin - Finished Contour and Topographical Mapping - Homestake Gold Mine - Lead, SD., 1987-05
Original - Save (Left Corner)