Books by Roger Clark Wells:
Books in the extended shelves:
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Wells, Roger Clark, 1877-1944: Analyses of rocks and minerals from the laboratory of the United States Geological Survey, 1914-36 (U.S. Govt. Print. Off., 1937) (page images at HathiTrust)- Wells, Roger Clark, 1877-1944: Contributions to geochemistry, 1942-45- (U. S. Govt. print. off., 1946), also by Geological Survey (U.S.) (page images at HathiTrust)
- Wells, Roger Clark, 1877-1944: Electric activity in ore deposits (Govt. Print. Off., 1914) (page images at HathiTrust)
- Wells, Roger Clark, 1877-1944: Select bibliography of the literature dealing with the relation of radioactivity to geological problems. (Division of geology and geography, National research council, 1924), also by National Research Council (U.S.). Division of Geology and Geography (page images at HathiTrust)
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