@misc{indiciaee2982618a803,
  title = {Aeromagnetic map of Safford and vicinity, Graham and Greenlee Counties, Arizona},
  author = {G. A. Galat},
  year = {1966},
  doi = {10.3133/ofr66137},
  url = {https://pubs.usgs.gov/publication/ofr66137},
  note = {Source identifier: ofr66137}
}