TY - RPRT TI - Stratigraphic cross section D-D' showing electric logs of Upper Cretaceous and older rocks, Powder River Basin, Sheridan, Campbell, and Crook Counties, Wyoming AU - James E. Fox PY - 1986 DO - 10.3133/ofr86465d UR - https://pubs.usgs.gov/publication/ofr86465D ID - ofr86465D ER -