@misc{indiciaecd2759765ebc,
  title = {Aeromagnetic map of the San Francisco Bay area, California},
  author = {William E. McCaslin},
  year = {1966},
  doi = {10.3133/ofr66138},
  url = {https://pubs.usgs.gov/publication/ofr66138},
  note = {Source identifier: ofr66138}
}