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This work discusses the formation of the Grand Coulee and its major geologic features. The last section of the work is about the Grand Coulee Dam and the irrigation of the Columbia Basin. In addition to McMacken's description, it also contains photographs, maps, and data about the Columbia Basin Project.
This work is 31 pages.
Spokane, Wash.: J.G. McMacken
Columbia Basin Project (U.S.); Geology -- Washington (State) -- Grand Coulee Dam
Archives and Special Collections, Eastern Washington University Libraries
McMacken, Joseph G., "Geology of the Grand Coulee" (1937). Publications from Special Collections. 5.