Publisher: Dept. of the Interior, U.S. Geological Survey / Spatial Coverage: Pennsylvania - Yale University Library GeoBlacklight Search Results

Start Over Publisher Dept. of the Interior, U.S. Geological Survey Spatial Coverage Pennsylvania

1. Geology of anthracite in the eastern part of the Ashland quadrangle, Pennsylvania

1954. 2018-06-21T19:48:45Z. 2018-06-21T19:48:45Z. Haley, Boyd Raymond, 1922-. Dept. of the Interior, U.S. Geological Survey. English. cartographic image. Public. Pennsylvania, Columbia County, Schuylkill County, Columbia County., and Schuylkill County.

2. Geology of anthracite in the western part of the Ashland Quadrangle, Pennsylvania

1953. 2018-06-21T19:58:36Z. 2018-06-21T19:58:36Z. Haley, Boyd Raymond, 1922-. Dept. of the Interior, U.S. Geological Survey. English. cartographic image. Public. Pennsylvania, Columbia County, Schuylkill County, Columbia County., and Schuylkill County.

3. Land use and land cover in the greater Pittsburgh region, Pa., 1973 scale 1:125,000 / [cartographic material]

1980. 2015-05-05T19:25:05Z. 2015-05-19T22:10:49Z. Wray, James R. Dept. of the Interior, U.S. Geological Survey. English. cartographic image. Public. Pennsylvania, Pittsburgh Region, Pittsburgh Region (Pa.), and Pittsburgh Metropolitan Area (Pa.).