Gold placers of the historical Fortymile River region, Alaska - Yeend, Warren E., 1936- (Washington : U.S. Government Printing Office, 1996)
Map of Fortymile mining district in 1898 on front endpapers.
Includes one folded plate in pocket.
Includes bibliographical references (p. 71-75).
Keywords: Geology -- Alaska; Gold ores -- Alaska; Placer deposits -- Alaska