Bayley, Richard W. 1919-
A Preliminary Report on the Geology and Gold Deposits of the Rochford District, Black Hills, South Dakota / By Richard W. Bayley. -- Washington : United States Government Printing Office, 1972 - 24 p. + plan. pleg. -- (Geological Survey Bulletin ; 1332-A).
Fecha de entrada 20-07-1973
Black Hills (Dakota del sur)
Estratigrafía
551.7(783)
A Preliminary Report on the Geology and Gold Deposits of the Rochford District, Black Hills, South Dakota / By Richard W. Bayley. -- Washington : United States Government Printing Office, 1972 - 24 p. + plan. pleg. -- (Geological Survey Bulletin ; 1332-A).
Fecha de entrada 20-07-1973
Black Hills (Dakota del sur)
Estratigrafía
551.7(783)