Cassiterite in gold placers at Humboldt Creek Serpentine-Kougarok area, Seward Peninsula, Alaska - Geological Survey (U.S.); Sainsbury, C. L. (Cleo Ladell), 1921- (Washington : [U.S. Govt. Print. Off.], 1968)
With : Occurrences of gold and other metals in the Upper Chulitna District, Alaska / by C.C. Hawley and Allen L. Clark. Washington : [U.S. Govt. Print. Off.], 1968. Bound together subsequent to publication.
Bibliography: p. 7.
Keywords: Cassiterite; Gold ores -- Alaska