Underground Mine Infrastructures / Operations
Found in 2892 Collections and/or Records:
4250 LEVEL +90FT. -- +120 FT. -- 23-27DF - MCF - 9 LEDGE - 4250 LEVEL
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.
4250 LEVEL +120FT.--4100FT.L SILL -- 23-27DF --MCF -- 9 LEDGE -- 4250 LEVEL
Sheet 120FT.--4100FT.L SILL
4258-96-123 -- Rope Connections Winze No 3 Mine Hoist, 1953-07-17
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.
4400 Level 3 Winze Area, 1987-12-26
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.
4469-134-136 -- Cage Hoist Engine Room Nordberg Double Drum Hoist Winze No. 4 4850, 1954-09-16
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.
4470-134-136 -- Cage Hoist Engine Room Arch Winze No. 4 4850 Level, 1955-01-18
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.
4480-128 -- plan sheave support beams winze no. 4, 1955-02-02
Sheet 1
4495-134-136 -- Plan Winze No. 4 4850 Level, 1955-02-23
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.
4508-128 -- sheave shafts, bearings and covers lake shore 8 ft. bicycle sheaves no. 4 winze, 1955-03-11
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.
4517-129 -- details of electric rope oil heater for winze no. 4, 1955-03-28
Sheet 1