TY  - RPRT
TI  - Geologic map of the Houston Gulch quadrangle, Gunnison and Saguache Counties, Colorado
AU  - Jerry C. Olson
PY  - 1975
DO  - 10.3133/ofr7562
UR  - https://pubs.usgs.gov/publication/ofr7562
ID  - ofr7562
ER  -