TY  - RPRT
TI  - Mineral resource potential map of the North Fork John Day River Roadless Area, Grant County, Oregon
AU  - J. G. Evans
AU  - M. D. Conyac
PY  - 1983
DO  - 10.3133/mf1581a
UR  - https://pubs.usgs.gov/publication/mf1581A
ID  - mf1581A
ER  -