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Diamond Drilling

 Subject
Subject Source: Local sources

Found in 161 Collections and/or Records:

7807-111 -- Double Pin Sub. For C.P. 65 Diamond Drill Machine (EW to AW), 1981-03-05

 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: 1981-03-05

7830-82 -- Core Tray for Diamond Drill (AQ) & Core Tray Handle, 1981-03-23

 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: 1981-03-23

7842-65 -- stuffing box for diamond drills, 1981-04-07

 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: 1981-04-07

7943-63 -- Chuck Housing Bushing for IR-300 Drill Machine (Rock and Diamond Drills), 1981-07-15

 Item — Cabinet 2, Drawer: 3, Folder: 63
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: 1981-07-15

8045-63 -- Diamond Drill Bent Eye Pin (Diamond Drill), 1981-11-16

 Item — Cabinet 2, Drawer: 3, Folder: 63
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: 1981-11-16

8180-60 -- Reservoir Inlet Pipe for Diamond Drill Diamond Drills, 1982-05-19

 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: 1982-05-19

8240-110 -- Wooden Plug 1-1/2 x 2-1/2 Dia. 6" Long to Plug Diamond Drill Holes, 1983-01-10

 Item — Cabinet 2, Drawer: 4, Folder: 110
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: 1983-01-10