@misc{indiciae78649d9ea34c,
  title = {Aeromagnetic map of the Raquette Lake quadrangle, Hamilton County, New York},
  author = {James R. Balsley and R. W. Bromery},
  year = {1965},
  doi = {10.3133/gp503},
  url = {https://pubs.usgs.gov/publication/gp503},
  note = {Source identifier: gp503}
}