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5826 - 5850 of 5942 Items << < 229 230 231 232 233 234 235 236 237 238 > >>
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Photographs, business records, canning machinery catalogs and technical manuals
from Continental Can Company and its acquired companies, Seattle-Astoria Iron Works and Troyer-Fox Manufacturing
Company; Historical Note; Edwin Norton and...
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An aggregate batcher and its automatic cut-off scale for weighing a batch of aggregate. The scale may be set for a number of different weights, any of which may be used at the option of the operator. However, the weight of particular aggregate is...
1938-12-28
2024-11-24 |
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An interior view of one of the 12 pumping plant discharge tunnels. At this section, the tunnel is 17 feet in diameter and with the exception of final trim and cleanup, all work has been completed.
1939-03-24
2024-11-24 |
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settlement of the rock, or other disturbance of the work, worthy of note, could he found. But the falling flood had created a whirl about 150 feet below the dam and 100 feet from the bank of Sauvie's Island, which attacked the bottom of the...
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There is a light-house and a work of defense on either shore, at the entrance to the Columbia River.
During the year the steam fog-whistle has been discontinued at the light station on the south side.
In January the light station upon...
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Image Caption: GREAT NORTHERN BRIDGE AT MALAGA --page break-- which merges into another 150 feet high at the head of the rapids. Climbing this higher bench an unobstructed view of the whole situation was before me. Rock Island Rapids are about...
2004-07-20
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vey shows an absence of certain deeper places in the shoalest portions which existed in 1876.
Upon examination it will be seen that all of these changes tend to produce one chief effect. The northern extension of Sand Island, and the shoals...
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Subsequent to the report of the Board of Engineers an increased width of locks to 70 feet was authorized, for reasons stated by Major Wilson in his letter recommending the increase.
The following are the dimensions and references of the canal as...
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The contractor's main aggregate conveyor. Its capacity is rated at 2,750 tons per hour, and it is about 5,000 feet in length.
1938-09-21
2024-11-24 |
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Navigation Company during the first eleven mouths of this fiscal year are largely in excess of the number and amount transported during the
same period in the last fiscal year.
The amount of revenue collected at the port of Portland, Oreg.,...
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Night view, looking northeast from upstream. High trestle over dam, and above it lighted aggregate suspension bridge conveyor running diagonally toward upper right corner. Lights across the river are in Mason City. Row of lights running to upper...
1936-10-01
2024-11-24 |
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Rendition of proposed Asotin dam. For description, please see photo 94-0 39
1964-11-24
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View to southwest from east side after completion of elevation 1024 trestle. Low trestle partially completed. East training wall and lip of spillway bucket in foreground.
1937-07-19
2024-11-24 |
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This is a map demonstrating Bonneville and Grand Coulee power lines that have been built, are proposed, or under construction.
2004-06-24
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This is a graphic image representing the many purposes served by the Bonneville dam.
2004-06-23
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A map of authorized and potential projects to be undertaken by the Corps of Engineers.
1960-11-24
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View of men breaking up rock for excavation operations.
2024-11-24
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Panoramic view of the Grand Coulee site. Both banks are visible, as are excavation operations and employee housing.
1935-08-02
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VALLEY STORAGE - Natural storage along a stream or lake representing the difference between flood and low-water levels. This storage must be subtracted from a reservoir content to determine the net flood control effect or is lost with construction...
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A 5-yard electric shovel and 10-yard buggies working in the diversion channel
1936-08-01
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VI APPENDIX
A. Glossary
B. Agency and Organization Abbreviations
C. Energy Conversion Units
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An aerial view looking northeast. A general view showing feeder canal, area above feeder canal, and part of town of Grand Coulee. Highest crack in slide area is visible. Feeder canal outline can be seen back to headworks. A view of the area above...
1947-10-21
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Specifications 2329, Morrison-Knudsen So., Inc. and Peter Kiewit Sons' Company. Progress view showing initial construction on the pump discharge outlet structure. On the right can be seen the completed invert of P-1 and P-2 conduits with the...
1949-06-28
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