Reconnaissance of the northern Koyukuk valley, Alaska

Main Author: Geological Survey (U.S.)
Other Authors: Marshall, Robert.
Format: Book
Language: English
Published: Wash., : Govt. print. off., 1934.
Physical Description: pages 247-264 : map.
Series: Bulletin ; 844-E.
Subjects:
Item Description: Reprinted from Mineral resources of Alaska, 1931.
At head of title: United States department of the interior.
Physical Description: pages 247-264 : map.