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Considerable experimentation was necessary in designing the system for ice prevention on the trash rack structures. To the best of my knowledge compressed air as a means of ice prevention was first installed at Koekuk Dam on the Mississippi...
2024-11-25
Northwest might be called upon for a supreme effort because of unsettled conditions throughout the world. In his first annual report to Congress, Administrator Ross clearly expressed this feeling: "Modern warfare is fought in the factory as...

Label on verso: WORKS PROGRESS ADMINISTRATION, M-9; STATE OF WASHINGTON; Date taken: April, 12th, 1939. Zone; County; City; Title: Columbia River Clearance Project;

Descriptive Caption: "Let 'er come," says A.H. Smythe and old timer at...
2024-11-25
Movement of materials to the camp site was commenced in the latter part of October to permit construction of the camp headquarters and make possible the starting of tunnel excavation during the winter months, thus providing storage for the water...
2024-11-25
Bayocean sand spit lies along the northern Oregon coast approximately 70 miles south of the Columbia River. Work was begun on the construction of a large recreational resort on the spit in the early 1900's. At the outset, the resort appeared to...
1973-09 (iso8601)
Caption on verso: General view of clearing activities in reservoir area above dam. Everything is burned except merchantable timber 6 inches and larger in diameter. This is transported to sawmills and cut into lumber. Nov. 21, 1939. US WPA...
2024-11-25
Caption included with image: "They cut down the Old Pine Tree." The last remaining tree in the Columbia River reservoir was cut down with fitting ceremony on July 19, 1941 when Frank A. Banks, Bureau of Reclamation, Supervising Engineer, and Carl...
2024-11-25
Caption included with image: Old Marcus homes and outbuildings, purchased by the Bureau of Reclamation and turned over to the WPA for demolition, are shown going up in flames as the town is cleared to receive backwater of the Columbia River now...
2024-11-25
Here the river has been blocked off by the downstream arm of the crossriver cofferdam, forcing it to flow thru the new channel on the west side of block 40. The upstream arm of the cofferdam is about to be closed, after which the enclosed area...
2024-11-25
- 2 - to take the necessary steps to carry out the agreement. Whatever appropriations are necessary will be requested promptly from the Congress. I am pleased that we have been able to resolve this problem with Mexico through friendly...
Fish and wildlife resources of the Umatilla Basin, their present status, water requirements, limiting factors and values are reviewed in this report. Minimum and optimum stream flow recommendations are presented and field study methods are...
1973-02 (iso8601)
Document: "The Elements of the Administration Plan, 1-28-67(carbon copy), page 1
1967-01-28

The taxonomic status of Microtus canicaudus was compared with that of a morphologically similar vole, Microtus montanus. Four means of comparison were utilized: hybridization experiments, comparative karyology, growth distinctions (total length...
1974-05-16 (iso8601)
Document: Bridge and Marble Canyon Dams, Anthony Wayne Smith, August 30, 1965 (mimograph), page 15
1965-08-30

Estimations of plant water use can provide great assistance to growers, irrigators, engineers and water resource planners. This is especially true concerning the introduction of a new crop into irrigated agriculture. Growing hybrid poplar trees...
1998-01-23 (iso8601)
Document: Statement of Governor Edmund G. Brown of California on S. 1658 and the Pacific Southwest Water Plan, April 9-10, 1964, page 4
1964-04-09

Image captions: Cattle country near New Meadows, Idaho. Range cattle on pasture near New Meadows, Idaho.

Image captions: Carrot seed, near Nyssa, Oreg., Owyhee project. 3-year-old peach orchard west of Boise, Idaho, Boise project.

SNAKE - COLORADO PROJECT A Plan to Transport Surplus Columbia River Basin Water to the Arid Pacific Southwest Department of Water and Power City of Los Angeles Samuel B. Nelson General Manager and Chief Engineer October-1963
Bonneville Power Administration is the power marketing agency for 32 multipurpose federal dams existing, under construction, or authorized in the Columbia River Basin. This is the largest hydroelectric system in the United States and one of the...
Image captions: Onions drying in field near Burley, Idaho, Minidoka project. Topping onions, Minidoka project.

ages under the administration of differing Federal agencies are shown in the tabulation that follows. Farm lands (4,467,789 acres), about one-third of which are irrigated, make up the bulk of the privately owned land. A smaller but undetermined...

U.S. Atomic Energy Commission Contract No. AT(45-1)-1725 RLO-1725-193
2010-06-29
2010-06-29
1971-11-25
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