Author: Rothrock, Howard Eugene, 1893- / Spatial Coverage: Columbia County - Yale University Library GeoBlacklight Search Results

Start Over Author Rothrock, Howard Eugene, 1893- Spatial Coverage Columbia County

1. Geology of anthracite in the east-central part of the Mount Carmel quadrangle, Pennsylvania

1951. 2018-06-22T18:55:48Z. 2018-06-22T18:55:48Z. Rothrock, Howard Eugene, 1893-. U.S. Dept. of the Interior, Geological Survey. English. cartographic image. Public. Pennsylvania, Columbia County, Schuylkill County, Columbia County., and Schuylkill County.

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1. Geology of anthracite in the east-central part of the Mount Carmel quadrangle, Pennsylvania

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