Suggested areas for prospecting in the central Koyukuk River region, Alaska
By: by Thomas P. Miller and Oscar J. Ferrians, Jr.
Contributors: Ferrians, Oscar J. 1928- joint author.
Series: Geological Survey circular 570; Geological Survey circular ;; 570.
Publisher: U.S. Dept. of the Interior
Published: 1968
Place of publication: Washington
Language: eng
Number of pages: 12
Subjects: Ore deposits -- Alaska -- Koyukuk River Watershed.
Notes: Bibliography: p. 12.