TY - RPRT TI - Stratigraphic sections of the Phosphoria formation in Wyoming AU - V.E. McKelvey AU - L.E. Smith AU - R.A. Hoppin AU - F.C. Armstrong PY - 1951 DO - 10.3133/ofr5118d UR - https://pubs.usgs.gov/publication/ofr5118D ID - ofr5118D ER -