TY - RPRT TI - Geologic map of the Hells Hole further planning area (RARE II) Greenlee County, Arizona, and Grant County, New Mexico AU - J.C. Ratte AU - D. C. Hedlund PY - 1981 DO - 10.3133/mf1344a UR - https://pubs.usgs.gov/publication/mf1344A ID - mf1344A ER -