Spatial Coverage: Northumberland County. / Year: 1951 - Yale University Library GeoBlacklight Search Results

Start Over 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.

2. Ownership and topographic map of the southwestern part of the Mount Carmel quadrangle, Pennsylvania [cartographic material]

1951. 2018-06-22T19:08:03Z. 2018-09-05T20:09:18Z. Geological Survey (U.S.). Interior--Geological Survey. English. cartographic image. Public. Pennsylvania, Northumberland County, Mount Carmel Region, Northumberland County (Pa.), Pennsylvania., Mount Carmel Region., and Northumberland County.