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Bore Holes

 Subject
Subject Source: Local sources

Found in 118 Collections and/or Records:

9607-70 -- Slip Plate for 10" Rods 500 Borehole Machine, 1989-03-28

 Item — Cabinet Tan Cabinet 4
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: 1989-03-28

9649-60 -- Pins for Slip Table Bore Hole Machine, 1989-07-18

 Item — Cabinet 2, Drawer: 2, Folder: 60
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: 1989-07-18

9685-70 -- Break-down Trolley Beam for Bore Hole, 1989-10-06

 Item — Cabinet Tan Cabinet 4
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: 1989-10-06

9910-90 -- Sheave Bracket for Bore Hole Drill Cage Misc. Hoists, 1990-10-24

 Item — Cabinet Tan Cabinet 6
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: 1990-10-24

10229 91 -- Borehole Dump on 7550 With Grizzly, 1992-11-10

 Item — Cabinet 5, Drawer: 3
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: 1992-11-10

10300-64 -- Bore Hole Rod Racker Bushing, 1993-04-21

 Item — Cabinet 2, Drawer: 3, Folder: 64
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: 1993-04-21

10625-67 -- 500 bore hole erection arm pin, 1995-02-03

 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: 1995-02-03

10638-67 -- bore hole machine erector arm, 1995-02-14

 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: 1995-02-14

A6302-50-76 -- crosshead assy. For 5 ft. bore hole cage 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

A6394-50-76 -- 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