Hotz, Preston Enslow 1913-
Geology of Lode Gold Districts in the Klamath Mountains, California and Oregón / By Preston E. Hotz. -- Washington : United States Government Printing Office, 1971 - 91 p. + 1 plan. pleg. -- (Geological Survey Bulletin ; 1290).
Fecha real de registro 16-08-1971
California
Geología
Oregon
55(794+795)
Geology of Lode Gold Districts in the Klamath Mountains, California and Oregón / By Preston E. Hotz. -- Washington : United States Government Printing Office, 1971 - 91 p. + 1 plan. pleg. -- (Geological Survey Bulletin ; 1290).
Fecha real de registro 16-08-1971
California
Geología
Oregon
55(794+795)