Eakin, Henry Miner, 1883-1936. The Cosna-Nowitna region, Alaska, by Henry M. Eakin. - Washington, Govt. print. off., 1918. - 54 p. illus., VIII pl. (part fold., incl. maps, in pocket) diagr. 24 cm. - U.S. Geological survey. Bulletin 667 . At head of title: Department of the interior. LCCN: gs 18000161 Subjects--Topical Terms: Geology--Alaska. LC Class. No.: QE75 / .B9 no. 667