TY - RPRT TI - Photogeologic map of Mount Peale 1 quadrangle, Grand and San Juan Counties, Utah, and Montrose County, Colorado AU - R.J. Hackman PY - 1953 DO - 10.3133/ofr5390 UR - https://pubs.usgs.gov/publication/ofr5390 ID - ofr5390 ER -