Eakin, H.M., 1916, Exploration in the Cosna-Nowitna region, in U.S. Geological Survey, Mineral resources of Alaska, report on progress of investigations in 1915: U.S. Geological Survey Bulletin 642, p. 211-221, 1 sheet, scale 1:500,000.
This publication is part of a larger work. Please see B 642 for more information.
Bedrock; Bedrock Geology; Generalized; Geology; Metals