National Geologic Map Database
General Information
- Title: Geologic reconnaissance of the Antelope - Ashwood area, north-central Oregon with emphasis on the John Day Formation of Late Oligocene and Early Miocene age
- Author(s): Peck, D.L.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Bulletin 1161-D
- Larger Work: Contributions to general geology, 1962
- Publication Date: 1964
- Map Scale: 1:250,000
- Cross Section: Yes
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