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A diver about to make a descent to the river bottom on exploratory work. In the late summer of 1943 Colin O'Donnell, a U.S.B.R. diver, descended 274 feet in the forebay of Grand Coulee Dam, for the purpose of removing an obstruction from one of the main unit penstock coaster gate guides." All diving operations at Grand Coulee Dam not use motor-driven air compressors, with a special trap having filter pads to remove the moisture and oil fumes. Formerly the maximum depth to which a diver could...
Divers were responsible for underwater demolition of boulders in the path of river diversion, equipment salvage, and welding/cutting steel piling. The divers for M.W.A.K. were Bob Patwell, A. A. Davis, and Basil Warren.
Part of: Western Waters Digital Library: http://harvester.lib.utah.edu/wwdl/"
Clifford R. Koester
Construction workers--Washington (State)--Grand Coulee Dam; Barges--Washington (State)--Columbia River
Construction divers; Construction employees
United States--Washington (State)--Grant County--Grand Coulee Dam site, Grand Coulee Dam (Wash.)
Manuscripts, Archives, and Special Collections, Washington State University Libraries: http://www.wsulibs.wsu.edu/holland/masc/masc.htm
A History of the Columbia Basin Project (Vol. 1, Page 76)-Cage 709: Clifford R. Koester Papers, 1927-1972: http://www.wsulibs.wsu.edu/holland/masc/finders/cg709.htm
To order a reproduction please see: http://www.wsulibs.wsu.edu/holland/masc/policies.htm , or contact Washington State University Libraries, Manuscripts, Archives, and Special Collections: (509) 335-6691.
For permission to publish please contact Washington State University Libraries, Manuscripts, Archives, and Special Collections: (509) 335-6691.
Original photographic prints were scanned at 24 bit 3000 pixels by the long side for master TIFF files on an Plustek OpticBook 3600 Plus. Also, 24 bit 150 PPI JPEGs were created with the OpticBook 3600 Plus and added to the CONTENTdm database at the WSU Libraries