@misc{indiciae179e4422dd24,
  title = {Slides showing preliminary mosaic aeromagnetic and complete Bouguer gravity anomaly maps of the Dillon 1 by 2 degrees Quadrangle, Montana and Idaho},
  author = {H. E. Kaufmann and W. F. Hanna},
  year = {1982},
  doi = {10.3133/ofr82604},
  url = {https://pubs.usgs.gov/publication/ofr82604},
  note = {Source identifier: ofr82604}
}