National Geologic Map Database
General Information
- Title: Geology of Unalaska Island and adjacent insular shelf, Aleutian Islands, Alaska
- Author(s): Drewes, Harald, Fraser, G.D., Snyder, G.L., and Barnett, H.F.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Bulletin 1028-S
- Larger Work: Investigations of Alaskan volcanoes
- Publication Date: 1961
- Map Scale: 1:250,000
- Cross Section: Yes
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