Spatial Coverage: Pennsylvania / Year: 1946 - Yale University Library GeoBlacklight Search Results

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1. Happy motoring in Pennsylvania, 1946

1946. 2010-08-27T19:55:57Z. 2015-10-27T22:25:34Z. General Drafting Company. General Drafting Co. : Esso Touring Service [distributor]. English. Public. Pennsylvania.

2. The stratigraphic relationship of the Berea, Corry, and Cussewago sandstones in northeastern Ohio and northwestern Pennsylvania

1946. 2018-01-23T14:42:00Z. 2018-01-23T14:42:00Z. De Witt, Wallace, Jr., 1920-2012. U.S. Geological Survey. English. cartographic image. Public. Pennsylvania, Ohio, Ohio., and Pennsylvania. Mississippian and From 310 to 345 million years ago.