Economic geology of the Amity quadrangle, eastern Washington County, Pennsylvania / by Frederick G. Clapp.

Bibliographic Details
Main Author: Clapp, Frederick G. 1879-1944, (Author)
Format: Book Government Document
Published: Washington, D.C. : Department of the Interior, United States Geological Survey, 1907.
Series:Bulletin (Geological Survey (U.S.)) ; no. 300.
Series A--Economic geology ; 86.
Series B--Descriptive geology ; 105.
Online Access:CONNECT