@misc{indiciae69e0dbe21d92,
  title = {Aeromagnetic map of the Honey Brook quadrangle, Chester and Lancaster Counties, Pennsylvania},
  author = {Randolph Wilson Bromery and J. R. Henderson and G. L. Zandle},
  year = {1960},
  doi = {10.3133/gp233},
  url = {https://pubs.usgs.gov/publication/gp233},
  note = {Source identifier: gp233}
}