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Mining Methods

 Subject
Subject Source: Local sources

Found in 229 Collections and/or Records:

9 Ledge "D" Limb 42-46 Blast Hole Stope

 Item — Cabinet 13, Drawer: 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: 1877 - 2007

38-40 sBC 7100 21L VCR, 1986-06-09

 Item — Cabinet 13
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: 1986-06-09

45-46 sC, 43-45 sAC & 40-43 sC = 6950 21L VCR's, 1986-06-09

 Item — Cabinet 13
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: 1986-06-09

2750 Ft. Level 10-15 E-A 9L VCR, 1979-06-11

 Item — Cabinet 13, Drawer: 1
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: 1979-06-11

4700 Ft. Level 38-39 B 17L V.C.R. Sill

 Item — Cabinet 13, Drawer: 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: 1877 - 2007

4700ft. Level 38-39 B 17L V.C.R. Sill

 Item — Cabinet 13
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: 1877 - 2007

4850 Ft. Level 38-39 B 17 Ledge V.C.R.

 Item — Cabinet 13, Drawer: 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: 1877 - 2007

4850ft. Level 38-39 B 17 Ledge V.C.R.

 Item — Cabinet 13
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: 1877 - 2007

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