TY  - RPRT
TI  - Photogeologic map, Bluff-4 quadrangle, San Juan County, Utah
AU  - James Norris Platt
PY  - 1955
DO  - 10.3133/ofr55140
UR  - https://pubs.usgs.gov/publication/ofr55140
ID  - ofr55140
ER  -