Cathrall, J. B., Arbogast, B. F., VanTrump, G., and McDanal, S. K., 1993, Geochemical maps showing the distribution of selected elements in stream-sediment samples from the Craig, Dixon Entrance, and western edges of the Ketchikan and Prince Rupert quadrangles, Southeast Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF 2217-A, unpaged, 1 plate, scale 1:250,000.
Citation Updated: 2009-06-30 23:16:25