WALKER, George W.
Introduction to the geology of Uranium-bearing veins in the conterminous United States / by George W. Walker and Frank W. Osterwald. -- Washington : United States Government Printing Office, 1963 - 120 p. + map. -- (Geological Survey Professional Paper ; 455-A).
Depósitos de minerales
Uranio
553.495
Introduction to the geology of Uranium-bearing veins in the conterminous United States / by George W. Walker and Frank W. Osterwald. -- Washington : United States Government Printing Office, 1963 - 120 p. + map. -- (Geological Survey Professional Paper ; 455-A).
Depósitos de minerales
Uranio
553.495