TY  - RPRT
TI  - Preliminary geologic map and coal resources of the Gap Quadrangle, Campbell County, Wyoming
AU  - G.L. Galyardt
PY  - 1974
DO  - 10.3133/ofr7498
UR  - https://pubs.usgs.gov/publication/ofr7498
ID  - ofr7498
ER  -