Black, Douglas F. B.
The Lexington limestone (Middle Ordovician) of Central Kentucky / by Douglas F. B. Black, Earle R. Cressman and William C. Macquown. -- Washington : United States Government Printing Office, 1965 - 29 p. -- (Geological Survey Bulletin ; 1224-C).
Estratigrafía
Kentucky
Ordovícico
551.733(769)
The Lexington limestone (Middle Ordovician) of Central Kentucky / by Douglas F. B. Black, Earle R. Cressman and William C. Macquown. -- Washington : United States Government Printing Office, 1965 - 29 p. -- (Geological Survey Bulletin ; 1224-C).
Estratigrafía
Kentucky
Ordovícico
551.733(769)