Subject: Coal mines and mining / Year: 1951 - Yale University Library GeoBlacklight Search Results

1. Coal resources map of Wyoming [cartographic material]

1951. 2018-06-22T19:09:33Z. 2018-09-05T20:08:49Z. Geological Survey (U.S.). U.S. Geological Survey. English. cartographic image. Public. Wyoming, U.S., and Wyoming.

2. Geology and coal resources of the Stonewall-Tercio area, Las Animas County, Colorado [cartographic material]

1951. 2018-06-22T20:02:59Z. 2018-09-05T20:06:52Z. The Survey. English. cartographic image. Public. Colorado, Las Animas County, and Las Animas County.

3. 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.