Geology and mineral resources of the Hennepin and La Salle quadrangles, by Gilbert H. Cady ... work in cooperation with the U. S. Geological survey. Printed by authority of the state of Illinois.
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TextPublication details: Urbana, Ill., 1919.Description: 136 p. illus., vi fold., maps (2 in pocket) diagrs. 26 cmSubject(s): LOC classification: - QE105 .A16 no. 37
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