TY  - RPRT
TI  - Preliminary geologic map of the Sentinel Peak NW quadrangle, Montezuma County, Colorado
AU  - E. B. Ekren
AU  - F. N. Houser
PY  - 1956
DO  - 10.3133/tem889
UR  - https://pubs.usgs.gov/publication/tem889
ID  - tem889
ER  -