TY  - RPRT
TI  - Preliminary geologic map of the Middle Dry Fork Quadrangle, Garfield County, Colorado
AU  - R. C. Johnson
PY  - 1980
DO  - 10.3133/mf1215
UR  - https://pubs.usgs.gov/publication/mf1215
ID  - mf1215
ER  -