@misc{indiciae4e8cebd4bf15,
  title = {Aeromagnetic map of the Bernardsville and part of the Bound Brook quadrangles, Middlesex, Somerset, and Morris counties, New Jersey},
  author = {John R. Henderson and Natalie S. Tyson and Sybil Gilchrist},
  year = {1958},
  doi = {10.3133/gp174},
  url = {https://pubs.usgs.gov/publication/gp174},
  note = {Source identifier: gp174}
}