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QUATERNARY GEOLOGIC MAP OF THE MOUNT KATMAI QUADRANGLE AND ADJACENT PARTS OF THE NAKNEK AND AFOGNAK QUADRANGLES, ALASKA
Riehle, J. R., and Detterman, R. L., 1993, Quaternary geologic map of the Mount Katmai quadrangle and adjacent parts of the Naknek and Afognak quadrangles, Alaska: U.S. Geological Survey Miscellaneous Investigations Series Map I 2032, unpaged, 1 sheet, scale 1:250,000.