@misc{indiciae7808d1517a5d,
  title = {Total intensity aeromagnetic map of part of the Port Leyden quadrangle, New York},
  author = {James R. Balsley and J. L. Meuschke},
  year = {1961},
  doi = {10.3133/ofr6116},
  url = {https://pubs.usgs.gov/publication/ofr6116},
  note = {Source identifier: ofr6116}
}