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1801 - 1825 of 2123 Items << < 68 69 70 71 72 73 74 75 76 77 > >>
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Specifications No. 2475, March 24, 1949. This photograph was taken as the floating caisson was being submerged in the spillway bucket during its initial trial operation. The caisson barge with operating equipment is shown floating between the...
1949-03-24
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U. S. Bureau of Reclamation Administration Building and grounds.
2024-11-22
2024-11-22 |
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The W.P.A. tugboat "Blue Ox" is railroaded out onto the elevation 1180 trestle where a crane lowered it to the water surface of the Columbia River Reservoir.
1939-08-04
2024-11-22 |
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Two units of floating Camp Ferry are tied up at the bank of the Columbia River while its W.P.A. crew clears adjacent reservoir areas. This camp will accommodate 80 men.
1939-03-31
2024-11-22 |
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The C. Girard Davidson Papers document the career of attorney, politician, and businessman Crow Girard "Jebby" Davidson (1910-1996). The collection is organized into major series concerning government projects, legal cases, political activities,...
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View of eight thrust bearing discs for unit L-3. The discs are laying upside down to indicate worn spots in the centers where the jack screws had made contact. The depth of these holes varied from 0.005"" to 0.007"" Grand Coulee Power...
1945-10-22
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The power barge,"Paul Bunyan" tows Camp Ferry to a new location on the Columbia River Reservoir.
1939-03-28
2024-11-22 |
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Album leaf 184: Big wigs with model, 10/14/37
Man on far right Guy F. Atkinson PH Coll 238.184
2024-11-22
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Album leaf 168: Presidential (F.D.R.) visit, 10/2/37
PH Coll 238.168
2024-11-22
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Specifications No. 2475, March, 23, 1949. This is picture No. 4 of a series of thirteen showing movements of the floating caisson on its initial trial run from the drydock to the spillway bucket. The caisson is at station A29+98.38/B5+97.92 at...
1949-03-23
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The power barge,"Paul Bunyan," was built by W.P.A. forces and launched into the Columbia River Reservoir on January 04, 1939.
1939-01-04
2024-11-22 |
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This scene is typical of the "pot holes" area southwest of Moses Lake, where many square miles of fine, shifting sand dunes were left as the downwearing of the Drumheller Channels drained the glacial waters from the Quincy Basin. Present plans...
2024-11-22
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BPA's high-voltage, high-capacity transmission system grew from 37.4 miles of lines in 1939 to a total of 2,720 miles in 1945 with an investment of about $75 million—to become the second largest power system in the nation. In 1939, the BPA grid...
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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
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Men install piping during early phase of construction.
1936-11-09
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View of East Powerhouse and transformer deck with outlet tubes in background.
1942-04-28
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South Coulee Dam--Main Canal Headworks--View over top of barrel section taken from east upstream and west. The ladder-like templates in the middle left of the view support reinforcing steel in the hinge part of the gate section of the two west...
1948-09-02
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East spillway, showing elevator shaft.
1941-06-30
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View of the spillway section from the left bank
1941-03-03
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Transition form for inlet to 57-inch supply pipe for drum gate control. One of these water supply inlets is in each pier for a total of 11. A 57"" butterfly valve will be connected to this inlet for control of water supply.
1940-06-12
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Needle valve being lowered to base in R-8 of East Powerhouse
1944-11-24
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Man stands on the rotor--which nears completion
1941-07-05
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One step in the assembly of rotor of Shasta generators to be used in west power house
1942-08-21
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Workman using a micrometer on L-6 scroll case bolts after tightening.
1943-05-26
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