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Development

 Subject
Subject Source: Local sources

Found in 135 Collections and/or Records:

1196 -- Homestake Mining Company -- Areas Recommended for Prospecting, 1951

 Item — Cabinet 13, Drawer: 10
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: 1951

6800/6650 Incline Development

 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

A-28-001 -- Homestake Mining Co., Lead, So. Dakota, Geologic Plans and Sections to Accompany Report by A.B. Yates, 1931-04-01

 Item — Cabinet Multi-Drawer A, Drawer: 32
Scope and Contents Homestake Mining Company, Lead, South Dakota, Homestake Mine Geologic Plans and Sections to accompany report by Arthur Bruce Yates, April 1, 1931. These maps are all Blackline paper copies with the geology hand-colored.1. Title Sheet with Legend (Note grades are in dollars per ton based on a gold price of $20.67 per troy ounce) 2. Detailed Geology, 500 Level Caledonia, Scale is 1"=50' 3. Detailed Geology, 1850 Level Caledonia, Scale is 1"=50' 4. Detailed Geology, 2300 Level...
Dates: 1931-04-01

A-28-002 -- Homestake Mining Co., Lead, So. Dakota, Geologic Plans and Sections to Accompany Report by A.B. Yates, 1931-04-01

 Item — Cabinet Multi-Drawer A, Drawer: 32
Scope and Contents Homestake Mining Company, Lead, South Dakota, Homestake Mine Geologic Plans and Sections to accompany report by Arthur Bruce Yates, April 1, 1931. These maps are all Linen originals.1. Title Sheet with Legend (Note grades are in dollars per ton based on a gold price of $20.67 per troy ounce) 2. 2 original copies of Detailed Geology, 500 Level Caledonia, Scale is 1"=50' 3. Detailed Geology, 1850 Level Caledonia, Scale is 1"=50' 4. Detailed Geology, 2300 Level Caledonia, Scale is...
Dates: 1931-04-01

A-34-090-A -- Geologic Plans and Sections to Accompany Report by A.B. Yates, 1931-04-01

 Item — Cabinet Multi-Drawer A, Drawer: 34, Folder: 1
Scope and Contents Homestake Mining Company, Lead, South Dakota, Homestake Mine Geologic Plans and Sections to accompany report by Arthur Bruce Yates, April 1, 1931. These maps are all Blackline paper copies with the geology hand-colored on maps 1 through 16 plus 18 only.1. Title Sheet with Legend (Note grades are in dollars per ton based on a gold price of $20.67 per troy ounce) 2. Detailed Geology, 500 Level Caledonia, Scale is 1"=50' 3. Detailed Geology, 1850 Level Caledonia, Scale is 1"=50' 4....
Dates: 1931-04-01

Development/Ore Maps - 1700'-2300' Level, 1925

 Item — Cabinet 12, Drawer: 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: 1925

Development/Ore Maps - 1700'-2300' Level, 1925

 Item — Cabinet 12, Drawer: 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: 1925

Development/Ore Maps - 1700'-2300' Level

 Item — Cabinet 12, Drawer: 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: 1877 - 2007

Development/Ore Maps - 1700' Level, 1929-01-01

 Item — Cabinet 12, Drawer: 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: 1929-01-01

Development/Ore Maps - 1700' Level, 1924 - 1925

 Item — Cabinet 12, Drawer: 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: 1924 - 1925