Church, S. E., Riehle, J. R., Magoon, L. B., and Campbell, D. L., 1992, Mineral and energy resource assessment maps of the Mount Katmai, Naknek, and western Afognak quadrangles, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF 2021-F, 22 p., 2 plates, scale 1:250,000.
Citation Updated: 2005-06-10 00:04:10