TY  - RPRT
TI  - Geologic map of the Casa Grande quadrangle, Colfax County, New Mexico and Las Animas County, Colorado
AU  - C. L. Pillmore
PY  - 1969
DO  - 10.3133/gq823
UR  - https://pubs.usgs.gov/publication/gq823
ID  - gq823
ER  -