@misc{indiciae922d60a1587d,
  title = {Aeromagnetic map of the Amity quadrangle, Aroostook County, Maine},
  author = {J. L. Meuschke and J. L. Vargo},
  year = {1964},
  doi = {10.3133/gp487},
  url = {https://pubs.usgs.gov/publication/gp487},
  note = {Source identifier: gp487}
}