National Geologic Map Database
General Information
- Title: Stratigraphic cross sections M-M' through R-R', showing electric logs of Upper Cretaceous and older rocks, Powder River basin, Wyoming
- Author(s): Fox, J.E.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Oil and Gas Investigations Chart OC-137
- Publication Date: 1993
- Map Scale: 1:1,954,000
- Cross Section: Yes
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