Hydroelectric power plants
Found in 361 Collections and/or Records:
D-34-99 -- Hydro No. 2 Pipe Line as of June 1,1956, 1956-06-07
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.
D-34-107 -- Hydro No 2 Conduit Trestle at Savoy Siphon, 1960-08-02
Sheet 2
D-34-107 -- Hydro No 2 Conduit Trestle at Savoy Siphon, 1960-09-22
Sheet 2A
D-34-107 -- Hydro No. 2 Conduit Trestle at Savoy Siphon Proposed Repairs, 1960-06-29
Sheet 1
D-34-131 -- Hanna Pipe Line Sand House Weir Foundation & Elev., 1975-06-16
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.
D-34-229 -- Englewood to Lead Conduit (Old Abe) Bridge Near Section House, 1989-06
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.
D-34-242 -- Project: HMC Hydro #2 Transmission Line (Towards Little Crow Peak), 1994-08-17
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.
D-063-4 -- Contours on Proposed Pipe Line for Spearfish No. 2 Hydro Electric Plant, 1917-02-27
Surveyed By: R.E.R.
F.A.C.
Scale: 1" = 100 feet
Shows contour lines from the Diversion Dam to the New end of the Tunnel. Drawing also shows the Chicago, Burlington, and Quincy (Spearfish branch) railraod, Maurice, Spearfish Creek, and Squaw Creek.
D-126-20 -- Hinge for Form For Tunnel Lining Spearfish Hydro Electric Power Plant Construction - Full Size, 1910-11
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.
D-141-31 -- Hydro No. 1 Reinforcing Angles, 1918
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.