TY - BOOK AU - Miller,Thomas P. AU - Ferrians,Oscar J. TI - Suggested areas for prospecting in the central Koyukuk River region, Alaska, T2 - Geological Survey circular 570 AV - QE75 .C5 no. 570 U1 - 557.3/08 s PY - 1968/// CY - Washington PB - U.S. Dept. of the Interior KW - Ore deposits KW - Alaska KW - Koyukuk River Watershed N1 - Bibliography: p. 12 ER -