@misc{indiciaeff45220f567b,
  title = {Preliminary total-intensity aeromagnetic maps of three Arkansas quadrangles--Newport, Augusta, and Strawberry},
  author = {William J. Dempsey},
  year = {1951},
  doi = {10.3133/ofr5161},
  url = {https://pubs.usgs.gov/publication/ofr5161},
  note = {Source identifier: ofr5161}
}