Pipiringos, George Nicholas 1918-
Uranium-bearing coal in the Central part of the great divide basin / by George N. Pipiringos. -- Washington : United States Government Printing Office, 1961 - 104 p. + map. -- (Geological Survey Bulletin ; 1099-A).
Wyoming
Yacimientos de Uranio
553.495(787)
Uranium-bearing coal in the Central part of the great divide basin / by George N. Pipiringos. -- Washington : United States Government Printing Office, 1961 - 104 p. + map. -- (Geological Survey Bulletin ; 1099-A).
Wyoming
Yacimientos de Uranio
553.495(787)