Tentative correlation of the named geologic units of Kentucky / compiled by M. Grace Wilmarth, Secretary of Committee on Geologic Names, United States Geological Survey.

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Bibliographic Details
Main Author:	Wilmarth, M. Grace (Mary Grace), 1866-1949
Corporate Author:	Geological Survey (U.S.)
Format:	Map
Language:	English
Published:	[Washington] : U.S. Geological Survey, 1930.
Subjects:	Geology > Kentucky > Charts, diagrams, etc. Stratigraphic correlation > Kentucky > Charts, diagrams, etc.

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