TY  - RPRT
TI  - Preliminary geologic map of the Sentinel Peak NE quadrangle, Montezuma County, Colorado
AU  - E. B. Ekren
AU  - F. N. Houser
PY  - 1959
DO  - 10.3133/mf224
UR  - https://pubs.usgs.gov/publication/mf224
ID  - mf224
ER  -