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1976 - 2000 of 2123 Items    << < 75 76 77 78 79 80 81 82 83 84 > >> 
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The new high school building at Mason City, erected by Consolidated Builders, Inc.
1938-12-09
2024-11-22
Hon. Robert Fechner, Director, E.C.W. addressing C.C.C Company No. 4752 on visit May 20, 1937. Left to right; Mr. Fechner; Construction Engineer F.A. Banks; 1st Lieut. A. J. Binsfield of C.C.C Company; R. T. Sinex, Asst. Engineer; 2nd Lieut. F. E....
1937-05-20
2024-11-22
hydroelectric power. It was recognized that integration of the new projects and their transmission facilities with the existing system would be a matter of long-range planning requiring coordination and management in order to achieve maximum...

This is part of the operations in maneuvering the diversion gate and hoist barge into position in front of the slots on the West side. <br> Many large contractors refused to submit bids on the job because of the risk involved in diverting...
2024-11-22
170 page report on the Colville and Spokane Indians affected by hydroelectric projects on the Columbia River
1977-11-22
Daily log of Glover's work on water projects throughout the U.S. West in 1939
2024-11-22
2007-01-03
2007-01-03
View showing scorings on L-4 turbine shaft caused when packing gland burned out
1944-06-09
Surface of vanes of turbine runner L-2. This view of the inner surface of the runner vanes shows where the paint has been eroded to bright metal along the trailing edge of the vanes. The bright surfaces had a sand blasted appearance as evidence of...
1942-07-13
A chart showing the plans for widening the channel at the Little Dalles, Washington.
1940-10-12
2024-11-22
W.P.A Camp Kettle and headquarters of the Columbia River Reservoir clearing project.
1940-03-27
2024-11-22
Salmon eggs in the Leavenworth hatchery. A workman removes the dead or infertile eggs.
1940-09-11
2024-11-22
When the 70-ton steel closure gates were not needed for river diversion purposes, the contractor suspended them from special storage barges anchored in the right fore bay.
1939-04-01
2024-11-22
Contractor D.A. Richardson erects structural steel for the garage and warehouse building at the Leavenworth migratory fish control station.
1939-12-22
2024-11-22
On verso of image: Camp Ferry, the W.P.A. floating camp, has accommodations for about 140 workmen and is used to clear shore lands which are more or less inaccessible except by water. May 27, 1940
2024-11-22
Providing a water supply sufficient in quantity and suitable in temperature for proper operation of hatchery, rearing ponds, and holding ponds presented many engineering problems. In their upstream migration, after leaving the salt water of the...
2024-11-22
A CBI steel diversion gate loaded on a barge in the east forebay undergoing final inspection before being put into service.
2024-11-22
Document: "Public Power --Fact Sheet 18, 1961 Supplement," Aug. 31, 1961, page 1
1961-08-31
2006-09-18
Painted surface of scroll cast--turbine L-2. This view shows the condition of the paint in the scroll case and guide vanes of the speed ring.
1942-07-13
The Winthrop hatchery station on the Methow River. When completed, this station will be one of the tributary hatcheries to which the small fingerling salmon will be transferred from the Leavenworth hatchery.
1940-11-13
2024-11-22
A big Chinook salmon prior to artificial spawning.
1940-09-12
2024-11-22
MacDonald Construction Company finish roof and walls of the hatchery building at the Leavenworth migratory fish control station.
1939-12-22
2024-11-22
United States Department of the Interior Bureau of Reclamation Columbia Basin Project - Washington: Migratory Fish Control Leavenworth Station Location Map
1939-04-05
2024-11-22
State Highway bridge across the Columbia River, below Kettle Falls. It will be replaced with a higher structure prior to filling the Reservoir.
1938-06-02
2024-11-22
The block 62 fishway, showing the derrick used for adjusting the fish ladder weirs. The weirs were adjusted as required by changes in the flow of the river.
1938-05-09
2024-11-22
Master scanned with Epson 1640XL at 800 dpi. Image manipulated with Adobe Photoshop 7.0.
1935-09-26
1976 - 2000 of 2123 Items    << < 75 76 77 78 79 80 81 82 83 84 > >> 

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