Geomagnetic Survey of the Bunker Hills & Vicinity, Lebanon County Pennsylvania Permalink: https://digitalcollections.tricolib.brynmawr.edu/object/bmc86059 Item Description Member of Geology Maps Description From Hoch, D., Geomagnetic Survey of the Bunker Hills and Vicinity, Bryn Mawr 1976, Plate 1. Physical Form Cartographic Map Genre geological maps Date Created 1976 Temporal Subject Twentieth century Geographic Subject Pennsylvania Language English Extent 1 map : color ; 34 x 35 inches Resource Type Still Image Internet Media Type image/tiff Digital Origin reformatted digital Institution Bryn Mawr College Library pbm Department Bryn Mawr College Special Collections Shelf Locator Collier Science Library, Geology Map Collection Local Identifier GIS-00103 PID bmc:86059 Record Content Source pbm Rights Statement IN COPYRIGHT