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Bore Holes

 Subject
Subject Source: Local sources

Found in 118 Collections and/or Records:

6297-95-122 -- Lifting Tool for Bore Hole Machine- Mine, 1970-05-26

 Item — Cabinet 2, Drawer: 6, Folder: 122
Scope and Contents From the Collection:

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.

Dates: 1970-05-26

6302-50-76 -- cage assy. For 5' bore hole 6200-6500, 1971-06-05

 Item — Cabinet Tan Cabinet 8
Scope and Contents From the Collection:

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.

Dates: 1971-06-05

6323-50-76 -- skid plate for bore hole raise, 1970-09-23

 Item — Cabinet Tan Cabinet 8
Scope and Contents From the Collection:

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.

Dates: 1970-09-23

6394-50-76 -- 7' bore hole stripping cage, 1971-08-24

 Item — Cabinet Tan Cabinet 8
Scope and Contents From the Collection:

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.

Dates: 1971-08-24

6465-93-120 -- Cover and Crackets for Radio Box for 7' Bore Hole Stripping Cage, 1972-03-04

 Item — Cabinet 2, Drawer: 6, Folder: 120
Scope and Contents From the Collection:

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.

Dates: 1972-03-04

6469-50-76 -- 5' bnore hole stripping cage spring loaded wheel assy., 1972-05-15

 Item — Cabinet Tan Cabinet 8
Scope and Contents From the Collection:

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.

Dates: 1972-05-15

6776-111 -- Half Clamp for Beaking Bore Hole Bits Mine Misc., 1974-08-22

 Item — Cabinet 2, Drawer: 5, Folder: 111
Scope and Contents From the Collection:

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.

Dates: 1974-08-22

7026-69 -- constol stgand for Robbins raise bore, 1975-05-14

 Item — Cabinet Tan Cabinet 2
Scope and Contents From the Collection:

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.

Dates: 1975-05-14

7050-69 -- double 2'-0 vent bag discharge from 5'0 bore hole, 1976-08-06

 Item — Cabinet Tan Cabinet 2
Scope and Contents From the Collection:

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.

Dates: 1976-08-06

7052-79 -- Top Latch for Bore Machine Mine Cars & Track, 1976-08-09

 Item — Cabinet Tan Cabinet 5
Scope and Contents From the Collection:

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.

Dates: 1976-08-09