@misc{indiciae1d887b297ec9,
  title = {Total intensity aeromagnetic map of Sullivan quadrangle and part of Union quadrangle, Missouri},
  author = {William J. Dempsey and J. L. Meuschke},
  year = {1951},
  doi = {10.3133/gp78},
  url = {https://pubs.usgs.gov/publication/gp78},
  note = {Source identifier: gp78}
}