TY - RPRT TI - Aeromagnetic map of parts of the Chiricahua Peak and Portal quadrangles, Cochise County, Arizona AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1974 DO - 10.3133/ofr74128 UR - https://pubs.usgs.gov/publication/ofr74128 ID - ofr74128 ER -