The San Juan country ; a geographic and geologic reconnaissance of southeastern Utah / by Herbert E. Gregory, with contributions by Malcolm R. Thorpe.
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TextPublication details: Washington : U.S. Govt. Print. Off., 1938.Description: 123 p. : incl. ill., tables. 26 pl. (incl. fold. maps, fold. diagrs.) ; 29 cmSubject(s): DDC classification: - (200)qP no. 188
- QE75 .P9 no. 188
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At head of title : United States Department of the Interior ... Geological Survey.
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