Gill, Robin James 1922-1972
Stratigraphy and nomenclature of some upper cretaceous and lower Tertiary rocks in South-Central Wyoming / by J. R. Gill, E. A. Merewether and W. A. Cobban. -- Washington : United States Government Printing Office, 1970 - 53 p. -- (Geological Survey Professional Paper ; 667).
Estratigrafía
Terciario
Wyoming
551.78(787)
Stratigraphy and nomenclature of some upper cretaceous and lower Tertiary rocks in South-Central Wyoming / by J. R. Gill, E. A. Merewether and W. A. Cobban. -- Washington : United States Government Printing Office, 1970 - 53 p. -- (Geological Survey Professional Paper ; 667).
Estratigrafía
Terciario
Wyoming
551.78(787)