Covert, C.C., and Ellsworth, C.E., 1909, Water supply of the Yukon-Tanana region 1907-8, in U.S. Geological Survey, Mineral resources of Alaska, report on progress of investigations in 1908: U.S. Geological Survey Bulletin 379, p. 201-208.
This publication is part of a larger work. Please see B 379 for more information.