Subject: Anthracite coal / Spatial Coverage: Northumberland County / Year: 1951 - Yale University Library GeoBlacklight Search Results

Start Over Subject Anthracite coal Spatial Coverage Northumberland County Year 1951

1. Geology of anthracite in the southwestern part of the Mount Carmel quadrangle, Pennsylvania [cartographic material]

1951. 2018-06-22T19:01:18Z. 2018-09-05T20:08:55Z. Rothrock, Howard Eugene, 1893-. U.S. Dept. of the Interior, Geological Survey. English. cartographic image. Public. Pennsylvania, Northumberland County, and Northumberland County.

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1. Geology of anthracite in the southwestern part of the Mount Carmel quadrangle, Pennsylvania [cartographic material]

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