@misc{indiciae5d5c5137d1ee,
  title = {Preliminary total intensity aeromagnetic maps of the Mother Lode district, California},
  author = {J. R. Henderson},
  year = {1953},
  doi = {10.3133/ofr53116},
  url = {https://pubs.usgs.gov/publication/ofr53116},
  note = {Source identifier: ofr53116}
}