Cohee, George V. 1907-
Changes in stratigraphic nomenclature by the U.S. Geological Survey, 1963 / by George V. Cohee and Walter S. West. -- Washington : United States Government Printing Office, 1965 - 35 p. -- (Geological Survey Bulletin ; 1194-A).
Estratigrafía
551.7
Changes in stratigraphic nomenclature by the U.S. Geological Survey, 1963 / by George V. Cohee and Walter S. West. -- Washington : United States Government Printing Office, 1965 - 35 p. -- (Geological Survey Bulletin ; 1194-A).
Estratigrafía
551.7