TY - RPRT TI - Geologic map of the Morrison and Summerville formations in part of the Slick Rock district, San Miguel County, Colorado AU - Daniel R. Shawe AU - Norbert L. Archbold PY - 1958 DO - 10.3133/ofr5890 UR - https://pubs.usgs.gov/publication/ofr5890 ID - ofr5890 ER -