Wilson, F. H., Detterman, R. L., Miller, J. W., and Case, J. E., 1995, Geologic map of the Port Moller, Stepovak Bay, and Simeonof Island quadrangles, Alaska Peninsula, Alaska: U.S. Geological Survey Miscellaneous Investigations Series Map I 2272, unpaged, 2 sheets, scale 1:24,000.
Wilson, F. H., Shew, Nora, DuBois, G. D., and Bie, S. W., 1994, Sample locality map and analytical data for potassium-argon ages in the Port Moller, Stepovak Bay, and Simeonof Island quadrangles, Alaska Peninsula: U.S. Geological Survey Miscellaneous Field Studies Map MF 2155-E, 18 p., 1 plate, scale 1:250,000.
Wilson, F. H., Detterman, R. L., and Harris, E. E., 1991, Generalized geologic map of the Port Moller, Stepovak Bay, and Simeonof Island quadrangles, Alaska Peninsula, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF 2155-A, unpaged, 1 plate, scale 1:250,000.
DuBois, G. D., Wilson, F. H., and Shew, N. B., 1987, Potassium-argon age determinations from the Port Moller and Stepovak Bay quadrangles, Alaska Peninsula: U.S. Geological Survey Open-File Report 87-0191, unpaged, 1 sheet, scale 1:250,000.