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1951 - 1975 of 2123 Items    << < 74 75 76 77 78 79 80 81 82 83 > >> 
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Permanent buildings of the Leavenworth migratory fish control station with concrete rearing ponds in the foreground.
1940-10-25
2024-04-29
A closure gate approaches a diversion channel. The gate will be placed against the steel guides and then lowered to cut off the flow of water through the channel. The lattice truss on which the man is walking braces the top of the roller-path...
1939-02-06
2024-04-29
Frederic A. Delano, chairman of the national Resources Committee, and party visited the project on August 03, 1939. Mr. Delano is the third person from the left.
1939-08-03
2024-04-29
The outlet end of the Snow Lake tunnel. The man is standing in the tunnel which taps the bottom of Snow Lake; the upper tunnel is an adit for access to the tunnel shutoff valves.
1939-10-15
2024-04-29
Crown Prince Olav of Norway visited the project on May 28, 1939. From left to right, A.F. Darland of the Reclamation staff, E. F. Kaiser of Consolidated Builders, Inc. Crown Prince Olav, Eric Johnston of the Spokane Chamber of Commerce, and R. D....
1939-05-28
2024-04-29
The new high school building at Mason City, erected by Consolidated Builders, Inc.
1938-12-09
2024-04-29
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
2024-04-29
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...

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...
2024-04-29
A CBI steel diversion gate loaded on a barge in the east forebay undergoing final inspection before being put into service.
2024-04-29
Daily log of Glover's work on water projects throughout the U.S. West in 1939
2024-04-29
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
2024-04-29
W.P.A Camp Kettle and headquarters of the Columbia River Reservoir clearing project.
1940-03-27
2024-04-29
Salmon eggs in the Leavenworth hatchery. A workman removes the dead or infertile eggs.
1940-09-11
2024-04-29
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
2024-04-29
Contractor D.A. Richardson erects structural steel for the garage and warehouse building at the Leavenworth migratory fish control station.
1939-12-22
2024-04-29
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
2024-04-29
Looking west, Government Camp across the river.
1934-12-01
2024-04-29
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
2024-04-29
A big Chinook salmon prior to artificial spawning.
1940-09-12
2024-04-29
MacDonald Construction Company finish roof and walls of the hatchery building at the Leavenworth migratory fish control station.
1939-12-22
2024-04-29
1951 - 1975 of 2123 Items    << < 74 75 76 77 78 79 80 81 82 83 > >> 

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