@misc{indiciae793a92fac0d4,
  title = {Two preliminary aeromagnetic maps of the New Jersey Highland area, covering Franklin Furance, Stanhope, Dover, Chester, and Mendham quadrangles and parts of Hamburg and Newton East quadrangles, New Jersey},
  author = {John R. Henderson},
  year = {1951},
  doi = {10.3133/ofr5148},
  url = {https://pubs.usgs.gov/publication/ofr5148},
  note = {Source identifier: ofr5148}
}