Open-File Bedrock Geologic Map 05–01.0
	Preliminary bedrock geologic map of a portion of the Wilmington 30- by 60-minute quadrangle, southeastern Pennsylvania by Blackmer, G. C. 2005
Suggested Citation:	Blackmer, G. C., compiler, 2005, Preliminary bedrock geologic map of a portion of the Wilmington 30- by 60-minute quadrangle, southeastern Pennsylvania: Pennsylvania Geological Survey, 4th ser., Open-File Report OFBM 05–01.0, 16 p., 1 map, scale 1:50,000. [Available online.]
Description:	This report is a multi-page PDF file that includes a 1:50,000-scale, full-color bedrock geologic map of a large area in southeastern Pennsylvania. The other pages provide a discussion of the geologic mapping in the area, including the division of the Wissahickon and a description of units. The data presented on the map were compiled in an ArcGIS geodatabase. The geodatabase, associated shapefiles, and an ArcMap document are included in the download for this report.
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