TY  - RPRT
TI  - Geologic map of the North Fork John Day River Roadless Area, Grant County, Oregon
AU  - J. G. Evans
PY  - 1986
DO  - 10.3133/mf1581c
UR  - https://pubs.usgs.gov/publication/mf1581C
ID  - mf1581C
ER  -