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The upper portion of a ring follower emergency gate in a chamber of the elevation 950 gallery. The hydraulically operated gate closes or opens a 102-inch diameter outlet conduit 16 feet below at elevation 934.
1939-08-04
2024-04-29
Papers, photographs, diaries, clippings, ephemera, and other materials of the Barbey family of Oregon, involved in the salmon canning industry.; Papers, photographs, diaries, clippings, ephemera, and other materials of the Barbey...

Minutes, correspondence, speeches, articles, notes, and background materials; organization and government publications/documents of a writer and environmental activist; Board member and officer of Tahoma Audubon Society (vice-president) and...

Hydraulic jets wash the gravel as it is screened into the proper sizes at the aggregate processing plant. On several occasions the plant processed material at the rate of 4,.000 tons per hour.
1939-11-03
2024-04-29
It is not the purpose to analyze the changes which have taken place in the channel and other features— which, however, have been mainly dependent upon the movement of Sand Island with its shoal, and of Clatsop Spit—nor determine whether the...

as to be serviceable for one year more probably. The rivers throughout the year have been in a good navigable state from Portland to the sea, except during the first ten days immediately after the subsidence of the freshet; the bars were then all...

degrees, and average precipitation 45 inches; has the same latitude as Halifax, and yet, 1,100 varieties of roses bloom out-of-doors ten months in the year, and the annual 'Rose Festival,' held in June, is a sight never to be forgotten." --page...
2004-07-22
The Gerald W. Williams Posters Collection is made up of posters accumulated by Forest Service Historian Gerald W. Williams. Most of the posters were produced as a part of Forest Service educational campaigns and others highlight a variety of...

Image Caption: BAY AT HEAD OF PRIEST RAPIDS, LOOKING WEST --page break-- head of the fourth rapid, a part of the River is diverted along the right shore for two miles to a small power station. The first six sections of Priest Rapids are...
2004-07-20
6 miles westward of Point Adams, had been cut through midway between the point and its western extremity by a wide channel, with 17 to 18 feet of water, running south by west from Sand Island, or at right angles with the corresponding channel of...

At the contractor's sand classifier and dewaterer discharges the sand fraction to a conveyor belt.
1938-08-26
2024-04-29
To indicate the approach to the south channel from the sea, there is an automatic buoy 1 mile seaward of black buoy No. 1, which gives a distinguishable blast in moderate weather. ASTORIA STATISTICS. I am under obligation to the Hon. W. D....

S. 145, Senate Bill 145, 85th Congress, First Session
1957-01-07
Clamshell loading barge with material removed from cofferdam cribbing in the spillway bucket section at blocks 39 and 40. The loaded barge is then towed into midstream, and the material dozed overboard with a Caterpillar tractor.
1938-02-09
2024-04-29
Wicket gates for L-8 turbine resting on generator deck. Mr. H.R. Ramm, U.S.B.R. cleaning and inspecting shafts
1947-06-28
Winter scene. Blocks at west end of dam covered with snow and ice.
1937-01-28
2024-04-29
Telephoto photograph of home and yards in the Airport Addition to Coulee Dam
1950-09-20
its length along the rocky right hand shore and determined that it was a case of lining for a full mile on the side I had followed. Returning to the boat I dropped her down in the current, holding the towline in my left hand, and with the...
2004-07-12
Frozen dam across slide moving into deep crevice at about block 66.
1937-10-01
2024-04-29
Image Caption: WITH PACK AND RIFLE ON AN ALASKA TRAIL --page break-- overtook me, with no other shelter but the foliage of a spruce or hemlock tree. In 1915, I was again on the Unuk River—this time with two partners. We constructed a...
2004-06-30
Willamette Gas Engine & MachineWorks 368 - 370 East Washington Street, near Union Avenue Repairing and General Machine Work Automobile Specialists Oxide Aceteline Welding AUTOMOBILES BOUGHT AND SOLD Phones East 655, B 1921 J. A. WEBBER, Prop....
2004-07-06
Description of proposed John Day Lock and Dam. See photo 94-0 17 for artist's rendition.
1962-04-29
ALL LOCALITIES TREATED EQUALLY The Power Administration is interested only in the soundest growth of each area it can serve 14growth according to natural advantages and the enterprise of leaders in each community. THAT IS WHY Its transmission...
2004-06-28
Front cover of the "Planning your Career" publication
1965-04-29
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