Cannon, Helen L. 1911-1996
The development of botanical methods of prospecting for Uranium on the Colorado plateau / by Helen L. Cannon. -- Washington : United States Government Printing Office, 1960 - 50 p. + map. -- (Geological Survey Bulletin ; 1085-A).
Colorado
Geobotánica
Yacimientos de Uranio
553.495(788) ; 581.9(788)
The development of botanical methods of prospecting for Uranium on the Colorado plateau / by Helen L. Cannon. -- Washington : United States Government Printing Office, 1960 - 50 p. + map. -- (Geological Survey Bulletin ; 1085-A).
Colorado
Geobotánica
Yacimientos de Uranio
553.495(788) ; 581.9(788)