The Metamorphism of Precambrian Diabase Dikes in Southeastern Pennsylvania Permalink: https://digitalcollections.tricolib.brynmawr.edu/object/bmc86022 Item Description Member of Geology Maps Description From Reilly, M., The Metamorphism of Precambrian Diabase Dikes, Bryn Mawr 1968, Figure 3. Physical Form Cartographic Map Genre geological maps Date Created 1968 Temporal Subject Twentieth century Geographic Subject Pennsylvania Language English Extent 1 map : color ; 8.5 x 9.5 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-00066 PID bmc:86022 Record Content Source pbm Rights Statement IN COPYRIGHT