Books by John R. Donnell:
Books in the extended shelves:
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Donnell, John R. (John Roswell), 1919-2013: Geological road logs of Colorado (The Society, 1960), also by Rocky Mountain Association of Geologists, Belva D. Clement, and Geological Society of America (page images at HathiTrust)
Find more by John R. Donnell at your library, or elsewhere.