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Hydroelectric power plants

 Subject
Subject Source: Library of Congress Subject Headings

Found in 361 Collections and/or Records:

224W056 -- bypass for surplus water chlorination plant Hanna pump station, 1938-04-30

 Item — Cabinet Tan Cabinet 7
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: 1938-04-30

224W057 -- details of gate chlorination plant Hanna pump station, 1938-05-05

 Item — Cabinet Tan Cabinet 7
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: 1938-05-05

224W058 -- motor drive Hanna turn-out gate, 1954-09-07

 Item — Cabinet Tan Cabinet 7
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: 1954-09-07

224W059 -- priming pump foundations Hanna, 1960-06-07

 Item — Cabinet Tan Cabinet 7
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: 1960-06-07

224W060 -- floor plan Hanna Pump Station, 1957-10-16

 Item — Cabinet Tan Cabinet 7
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: 1957-10-16

224W061 -- front elevation Hanna pump station, 1957-11-05

 Item — Cabinet Tan Cabinet 7
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: 1957-11-05

224W062 -- hanna pump station proposed installation 2000 gal. Worthington, 1969-04-25

 Item — Cabinet Tan Cabinet 7
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: 1969-04-25

224W063 -- Hanna pump station 2000 gal. Worthington pipe details, 1969-04-30

 Item — Cabinet Tan Cabinet 7
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: 1969-04-30

224W064 -- Hanna pump station 2000 gal. Worthington anchors, sump and foundation, 1969-05-02

 Item — Cabinet Tan Cabinet 7
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: 1969-05-02

224W065 -- Hanna pump station proposed installation 2-1000 gal. Ingersoll, 1974-02-07

 Item — Cabinet Tan Cabinet 7
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: 1974-02-07