The Innoko gold-placer district, Alaska, with accounts of the central Kuskokwim Valley and the Ruby Creek and Gold Hill placers,
Maddren, A. G. 1875-
The Innoko gold-placer district, Alaska, with accounts of the central Kuskokwim Valley and the Ruby Creek and Gold Hill placers, by A. G. Maddren. - Washington, Govt. Print. Off., 1910. - 87 p. v fold. maps. (1 in pocket) 24 cm. - U.S. Geological survey. Bulletin 410 . - Geological Survey bulletin ; 410. .
Issued also as House doc. no. 188, 61st Cong., 2d sess.
gs 10000057
Gold mines and mining--Alaska.
TN423.A7 / M2
The Innoko gold-placer district, Alaska, with accounts of the central Kuskokwim Valley and the Ruby Creek and Gold Hill placers, by A. G. Maddren. - Washington, Govt. Print. Off., 1910. - 87 p. v fold. maps. (1 in pocket) 24 cm. - U.S. Geological survey. Bulletin 410 . - Geological Survey bulletin ; 410. .
Issued also as House doc. no. 188, 61st Cong., 2d sess.
gs 10000057
Gold mines and mining--Alaska.
TN423.A7 / M2