Contributions to economic geology, 1904
By: S.F. Emmons, C.W. Hayes.
Contributors: Hayes, C. W. 1859-1916.
Series: U.S. Geological Survey bulletin -- 260
Publisher: U.S. Government Printing Office
Published: 1905
Place of publication: Washington, DC
Language: eng
Number of pages: 620
Subjects: Mines and mineral resources -- United States.; Geology, Economic -- United States.
Notes: Bibliogr.

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