Handwritten original located in the Utah State Historical Society, Salt Lake City, Utah.
Harry LeRoy Aleson (1899-1972) was a Colorado River boatsman and explorer. He served in WWI and attended Iowa State College for two years, hoping to pursue an engineering degree, however financial pressures forced him to leave. He married Thursa Winona in 1928 and later legally seperated from her in 1940. He would later marry Dorothy Donaldson Keyes in 1962. He first explored the Colorado River in 1939 and soon became an expert river boatman, giving tours to the public. He was asked by a noted Colorado River authority, Otis R. "Dock" Marston, to write comments on Mr. Powell's thesis in 1966 because of his familiarity with the area and its residents.
The Harry L. Aleson papers (1966-1993) contains a master thesis from the University of Redlands, California, by Martin Clark Powell titled,
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Collection Name, Collection Number, Box Number, Folder Number. Special Collections, J. Willard Marriott Library, The University of Utah.
Donated by James H. Knipmeyer.
Processed by Manuscripts Division staff in 2007.
Forms part of the River Running Archives (S.J. Quinney Outdoor Recreation Archives).