TY  - RPRT
TI  - Preliminary geologic map of the Bertha 2 NE Quadrangle, Campbell County, Wyoming
AU  - E. J. McKay
AU  - E.R. Landis
PY  - 1974
DO  - 10.3133/ofr74172
UR  - https://pubs.usgs.gov/publication/ofr74172
ID  - ofr74172
ER  -