Porcupine River

Cobb, E.H., 1972, Metallic mineral resources map of the Coleen quadrangle, Alaska: U.S. Geological Survey Map MF-403, scale 1:250,000.White, M.G., 1952, Reconnaissance for radioactive deposits along the Upper Porcupine and Lower Coleen Rivers, northeastern Alaska: U.S. Geological Survey Circular 185, 13 p.Barker, J.C., 1978, Mineral Investigations of certain lands in the eastern Brooks Range: a summary report: US Bureau of Mines Open-File No. 63-78Barker, J.C., and Clautice, K.H., 1978, Mineral reconnaissance of the Porcupine River region: a summary report: U.S. Bureau of Mines Open-File Report 87-78, 20 p.Barker, J.C., 1981, Mineral investigations in the Porcupine River drainage, Alaska: U.S. Bureau of Mines Open-File Report 27-81, 189 p., 2 sheets.