Thickness and lithology of Upper Ordovician and Lower and Middle Silurian rocks in the Michigan basin ..

Bibliographic Details
Main Author: Cohee, George Vincent, 1907-
Corporate Author: Geological Survey (U.S.)
Format: Map
Language:English
Published: [S.l. : s.n.], 1948
Series:Oil and gas investigations chart ; OC-33
Subjects:

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