TY  - RPRT
TI  - Federal coal resource occurrence and coal development potential maps of the Orphan Annie 7 1/2-minute quadrangle, McKinley County, New Mexico
AU  - Berge Exploration Inc.
PY  - 1979
DO  - 10.3133/ofr791041
UR  - https://pubs.usgs.gov/publication/ofr791041
ID  - ofr791041
ER  -