@misc{indiciae74abf044258a,
  title = {Aeromagnetic map of the Hampton quadrangle, Adams and York Counties, Pennsylvania},
  author = {Randolph Wilson Bromery and G. L. Zandle},
  year = {1961},
  doi = {10.3133/gp280},
  url = {https://pubs.usgs.gov/publication/gp280},
  note = {Source identifier: gp280}
}