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201 - 225 of 2123 Items << < 4 5 6 7 8 9 10 11 12 13 > >>
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Third Volume, Forty First issue, of the Mason-Walsh-Atkinson-Kier CO. builders of Coulee Dam Safety Newsletter. Created by the Safety Department and issued to the residents of Mason City and contract workers at Grand Coulee Dam.
2024-11-21
2024-11-21 |
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Third Volume, Twenty Eighth issue, of the Mason-Walsh-Atkinson-Kier CO. builders of Coulee Dam Safety Newsletter. Created by the Safety Department and issued to the residents of Mason City and contract workers at Grand Coulee Dam.
2024-11-21
2024-11-21 |
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Third Volume, Thirty One issue, of the Mason-Walsh-Atkinson-Kier CO. builders of Coulee Dam Safety Newsletter. Created by the Safety Department and issued to the residents of Mason City and contract workers at Grand Coulee Dam.
2024-11-21
2024-11-21 |
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Department of the Interior: Bureau of Reclamation; Columbia Basin Project-Washington Grand Coulee Dam Government Camp Three Room Residence Type 3 Elevations
1934-05-29
2024-11-21 |
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The lecturer at the Government's West Vista House displays a topographic model of the foundation upon which the dam rests.
2024-11-21
2024-11-21 |
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Department of the Interior: Bureau of Reclamation; Columbia Basin Project-Washington Grand Coulee Dam Government Camp - Three Room Residence Type 2 Elevations
1934-05-29
2024-11-21 |
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Specifications 2329. Contractor: Morrison-Knudsen Company, Inc. and Peter Kiewit Sons' Company. This aerial view of the Grand Coulee Dam area shows the status of progress on the construction of Grand Coulee pumping plant and feeder canal. The...
1949-09-21
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Department of the Interior: Bureau of Reclamation; Columbia Basin Project-Washington Grand Coulee Dam Transverse Sections
1934-04-16
2024-11-21 |
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General view of upstream face of Grand Coulee Dam, looking westerly from the right abutment parking area. River elevation as follows: upstream, 1138.5; downstream 938.02.
1941-01-03
2024-11-21 |
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Album leaf 115: Town 6/8/37
Three construction towns of Grand Coulee, Coulee Center and Coulee Heights were used during the building of Grand Coulee Dam, later merged into the town of Grand Coulee. PH Coll 238.115
2024-11-21
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The lecturer at the Government's free grandstand and vista house displays a topographic model of the damsite showing conditions prior to any construction. The object in the river is the old Seaton Ferry."(Note: This and following five pictures...
2024-11-21
2024-11-21 |
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A portable model of the Grand Coulee Dam, built to a scale of 1 inch equals 80 feet.
2024-06-21
2024-11-21 |
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and finally, but by no means least of them, the Columbia River in the Northwest . . . And from there, my friends, in each of the four quarters of the United States, there will exist forever a National yardstick to prevent extortion against the...
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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...
2024-11-21
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Erection of the downstream skin plates on drum gate No. 1.
1940-12-07
2024-11-21 |
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Progress photo of the East Powerhouse. Exterior walls of the generator room and service bay are under construction.
1942-08-07
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Steel towers rising above fog in the 230-kv. left switchyard. The tower at the right is the first in one of the transmission lines to Bonneville.
1941-11-18
2024-11-21 |
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Assembling the structural steel in the end section of a drum gate.
1940-12-05
2024-11-21 |
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The east powerhouse as seen from the roadway on the dam. Portions of the spillway waterfall can be seen in the foreground.
1942-07-06
2024-11-21 |
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This view is of concrete placement on the west side during the spring of 1936. During the curing period the concrete was covered with moist sand or bathed in a fine mist of water spray.
2024-11-21 |
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Building the foundations for the new mixing plant location at el. 1180, downstream from the right abutment of the dam.
1938-05-23
2024-11-21 |
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Extending elevation 1024 trestle out from concrete mixing plant on east side.
2024-11-21
2024-11-21 |
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This view of the downstream face of the frozen earth dam shows how it closed the mouth of the deep crevice in the east side bedrock, and blocked further movement of the clay slope which persisted in flowing into the construction area.
2024-11-21
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