GEOLOGIC ATLAS OF THE UNITED STATES; INDIANA FOLIO, PENNSYLVANIA; FOLIO 102
Washington, DC: United States Geological Survey [USGS], 1904. First edition. Large folio. Printed wrappers. Seven pages with "Description of the Indiana Quadrangle," with four pages of maps showing, besides geologic features, roads, railroads and towns, and two page os columnar sections A very good plus copy. More