@misc{indiciae37f49e958f75,
  title = {Aeromagnetic map of the Washington quadrangle and part of the Blairstown quadrangle, Warren, Hunterdon, and Morris Counties, New Jersey},
  author = {G. E. Andreasen and Evelyn J. Chandler},
  year = {1963},
  doi = {10.3133/gp347},
  url = {https://pubs.usgs.gov/publication/gp347},
  note = {Source identifier: gp347}
}