A geological reconnaissance across the Cascade range near the forty-ninth parallel, / by George Otis Smith and Frank C. Calkins.
Material type:
TextSeries: Geological Survey (U.S.). Bulletin ; no. 235.Publication details: Washington, Govt. Print. Off., 1904.Description: 103, iii p. : ill., 4 pl. (incl. map) ; 24 cmSubject(s): LOC classification: - QE75 .B9 no. 235
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Subject series: B, Descriptive geology, 41 ; D, Petrography and mineralogy, 28.
Includes index.
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