Blast-hole
Found in 7 Collections and/or Records:
9 Ledge "D" Limb 42-46 Blast Hole Stope
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.
7391-79 -- Grizzly Bar Layout for Blast Hole Bore Raise, 1979-04-30
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.
F-31-E-299 -- Typical Blasthole Stope, 1978-01-27
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-31-E-306 -- Stage-Blast Stoping (In-the-Hole, Deck- Loaded Blast Hole Stope at Sudbury), 1978-02-06
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-32-A-321 -- Grizzly Layout for 2150 9L Blast Hole Ore Pass, 1977-02-15
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.
F-32-A-321 -- Grizzly Layout for 2150 9L Blast Hole Ore Pass, 1977-06-15
Sheet 2
SK6840 -- Blast Hole Drill Loader Ventari, 1975-02-28
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.