Google Analytics 2nd Geological Survey (PA) County Geological Maps of the Board of Commissioners - POWER Library

2nd Geological Survey (PA) County Geological Maps of the Board of Commissioners

This collection contains alphabetical by county arranged published geological color-coded maps of each county prepared by the Second Geological Survey in 1884.  The front of the volume contains a skeleton geological map for the entire state. Information provided includes the names of towns and townships, railroad lines, rivers and streams, and contours of geological formations.