Author: Rothrock, Howard Eugene, 1893- / Publisher: U.S. Dept. of the Interior, Geological Survey / Access: Public - Yale University Library GeoBlacklight Search Results

Start Over Author Rothrock, Howard Eugene, 1893- Publisher U.S. Dept. of the Interior, Geological Survey Access Public

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.

2. Geology of anthracite in the southeastern part of the Mount Carmel quadrangle, Pennsylvania

1953. 2018-06-21T20:08:01Z. 2018-06-21T20:08:01Z. Rothrock, Howard Eugene, 1893-. U.S. Dept. of the Interior, Geological Survey. English. cartographic image. Public. Pennsylvania, Northumberland County, Schuylkill County, Northumberland County., and Schuylkill County.

3. 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.