Cabinet 13
Contains 1987 Results:
Map of Mark Twain Mine -No. 36 - Portland District - Black Hills No. 36 (with Surface Plats)
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.
F-72-B -- Portland Group of Mines -(old Map)-This map is only the Portland Mine, Portland District, Black Hills - No 37 (with Surface Plats)
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.
Leopard and Jessie Lee Mines No.42 - Portland District,Black Hills,No.42 Workings of Clinton Mining Co. - Scale 40'=1" (with Surface Plats)
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.
2796 -- Upper Contact Workings - Bald Mountain Mining Co.-Trojan, SD. -Flat ore workings sublevel Below flat are workings (with Surface Plats)
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.
2793 -- Portland Group of Mines - Portland 122 - Portland Gustavus Paragon - Claims and undg. 30-9 (with Surface Plats)
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.
2794 -- Portland Group of Mines - Portland 123 (with Surface Plats)
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.
Workings of the Portland Mining Co. - Portland Co. 124 - Folger, Perserverance, Empire & Trojan Und. 30-2 (with Surface Plats), 1999-06-13
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.
Bald Mountain Mining Company - Upper Contact Workings on Green Mountain - (with Surface Plats), 1935-09-30
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.
No. 1038 - MU 2 -- Portion of Bald Mountain Mining Distr. Black Hills (with Surface Plats), 1907-01-15
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.
Bald Mountain Mining Co. - Leases -, 1950
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.