TY - RPRT TI - Stratigraphic cross section L-L' showing electric logs of Upper Cretaceous and older rocks, Powder River Basin, Johnson, Campbell, and Weston Counties, Wyoming AU - James E. Fox PY - 1987 DO - 10.3133/ofr86465l UR - https://pubs.usgs.gov/publication/ofr86465L ID - ofr86465L ER -