Gold placers of the historical Fortymile River region, Alaska /
Yeend, Warren E.,1936-
Washington : U.S. G.P.O. ; Denver, CO : For sale by USGS Map Distribution,
1996.
Map of Fortymile mining district in 1898 on front endpapers.
Includes one folded plate in pocket.
Includes bibliographical references (p. 71-75).
Geology
Gold ores
Placer deposits