TY  - RPRT
TI  - Geology of the Rifle Gap coal district, Garfield County, Colorado
AU  - George Henry Horn
AU  - W.C. Gere
PY  - 1959
DO  - 10.3133/ofr5963
UR  - https://pubs.usgs.gov/publication/ofr5963
ID  - ofr5963
ER  -