Hawley, C. C. 1929-
Geology and mineral deposits of the Chulitna-Yentna mineral belt, Alaska / by C. C. Hawley and Allen L. Clark. -- Washington : United States Government Printing Office, 1973 - 10 p. + map. -- (Geological Survey Professional Paper ; 758-A).
Alaska
Depósitos de minerales
553(798)
Geology and mineral deposits of the Chulitna-Yentna mineral belt, Alaska / by C. C. Hawley and Allen L. Clark. -- Washington : United States Government Printing Office, 1973 - 10 p. + map. -- (Geological Survey Professional Paper ; 758-A).
Alaska
Depósitos de minerales
553(798)