Description: From abstract: This report is one of a series of publications by the United States Geological Survey on the Appalachian coal, oil, and gas fields. The area described occupies 227 square miles in Allegheny, Butler, and Westmoreland Counties, in western Pennsylvania, immediately north of Pittsburgh.
Creator: Richardson, G. B.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department