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Hydroelectric Plants

 Subject
Subject Source: Local sources

Found in 355 Collections and/or Records:

Details of Dam Main Spearfish Creek, Hometsake Plant No. 2

 Item — Cabinet 14, Drawer: 3, Folder: 9
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

E-781 -- Details of Dam, Main Spearfish Creek Power Plant No. 2

 Item — Cabinet 14, Drawer: 3, Folder: 9
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

E-783 -- General Plan of Dam Main Spearfish Creek Power Plant No. 2, 1917-07-03

 Item — Cabinet 14, Drawer: 1, Folder: 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: 1917-07-03

E-783 -- General Plan of Dam Main Spearfish Creek Power Plant No. 2, 1917-07-03

 Item — Cabinet 14, Drawer: 3, Folder: 9
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: 1917-07-03

E-784 -- 52" x 36" x 36" Concrete Wye with 36" Outlet for Surge Tank, Spearfish Hydro-Electric Plant #2, 1917-08-12

 Item — Cabinet 14, Drawer: 3, Folder: 9
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: 1917-08-12

E-784 -- 52" x 36" x 36" Concrete Wye with 36" Outlet for Surge Tank, Spearfish Hydro-Electric Plant #2 ???, 1917-08-12T00:00:00+00:00

 Item — Cabinet 14, Drawer: 3, Folder: 9
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: 1917-08-12T00:00:00+00:00

E-785 -- High Tension Layout, Spearfish Hydro-Electric Plant #2, 1917-08-09

 Item — Cabinet 14, Drawer: 3, Folder: 9
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: 1917-08-09

E-788 -- Reinforced Concrete Surge Tank, Spearfish Hydro Electric Plant #2, 1917-08-15T00:00:00+00:00

 Item — Cabinet 14, Drawer: 3, Folder: 9
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: 1917-08-15T00:00:00+00:00

E-788 -- Reinforced Surge Tank Spearfish Hydro Electric Plant #2, 1917-08-15T00:00:00+00:00

 Item — Cabinet 14, Drawer: 3, Folder: 9
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: 1917-08-15T00:00:00+00:00