Washington State University Libraries
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This is the X-Ray machine used to examine the welds of the steel penstock liners after they were fabricated in the shop of the Western Pipe and Steel Co. at Electric City, Washington, a few miles west of the dam site in the canyon of the Grand Coulee.
Part of Western Waters Digital Library: http://harvester.lib.utah.edu/wwdl/; Photographer Unknown
Clifford R. Koester
Water turbines--Washington (State)--Grand Coulee Dam; Penstocks--Washington (State)--Grand Coulee Dam; Grand Coulee Dam (Wash.)--Inspections; Steel Radiography--Washington (State)--Grand Coulee Dam
Penstocks--Washington (State)--Grand Coulee Dam
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. 3, Page 258)-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