GEOLOGIC ATLAS OF THE UNITED STATES; COLUMBUS FOLIO, OHIO; FOLIO 197
Washington, DC: United States Geological Survey [USGS], 1915. First edition. Large folio. Printed wrappers. Fifteen pages with "Description of the Columbus Quadrangle," plus three pages of maps showing, besides geologic features, roads, railroads and towns, and two pages of photographs. Rear cover mildly soiled. A very good copy. More
