Bore Holes
Found in 118 Collections and/or Records:
F-31-A-152 -- Air Control Cover for Borehole Collars, 1969-05-29
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.
F-31-A-156 -- Man Basket for Scaling Walls in 6 ft. Dia Borehole, 1969-08-21
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.
F-31-A-177 -- Sandline Bore Hole Adapter- 5" Pipe to 9.875" Bore Hole, 1975-05-29
Sheet 2
F-31-A-177 -- Sandline Bore Hole Adapter Mine Misc, 1971-11-25
Sheet 1
F-31-A-191 -- Sheave Beams for Stripping 7' 0 DIA Bore Holes, 1971-12-09
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.
F-31-A-192 -- Flange for 9 7/8" Borehole Adapter, 1971-12-15
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.
F-31-A-198 -- 13L 5900 47ST Double Bore Hole 6050 Station Layout, 1972-03-03
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.
F-31-C-150 -- 10 in Bore Hole Collar Screen With and Without Ventilation, 1970-10-03
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.
F-31-C-151 -- 6500 Bore Hole Chain Hanger Beam No. 4 Winze Waste System, 1970-10-23
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.
F-31-C-154 -- 60" Bore Hole Safety Screen Counter Weight Assembly, 1971-09-01
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.