Economic geology of the Amity quadrangle, eastern Washington County, Pennsylvania / by Frederick G. Clapp.
Material type:
TextSeries: Geological Survey (U.S.). Bulletin ; no. 300.Publication details: Washington, Govt. Print. Off., 1907.Description: 145, vi p. : ill., viii pl. (partly fold., incl. maps) diagrs. ; 24 cmSubject(s): LOC classification: - QE75 .B9 no. 300
Subject series: A, Economic geology, 86; B, Descriptive geology, 105.
Issued also as House doc. no. 53, 59th Cong., 2d sess.
Bibliography: p. 140.
Includes index.
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