A collection of separate photographs accompanied by a typewritten, classified list of titles. Acc. Hdq. R. 1134; Ashokan Lower gate-chamber, with electrically-driven valves, vertical genartor operated by water turbine and overhead traveling crane. Contracts 31, 42, 43 and 56. August 31, 1917.
Size: 5534px × 3613px
Photo credit: © Bravo Images / Alamy / Afripics
License: Licensed
Model Released: No
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