National Geologic Map Database
General Information
- Title: Thickness and character of the Traverse group and Dundee formation in southwestern Michigan
- Author(s): Cohee, G.V.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Oil and Gas Investigations Chart OC-4
- Publication Date: 1944
- Map Scale: 1:1,170,000
- Cross Section: None
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.