@misc{indiciae3d320e6f9f21,
  title = {Aeromagnetic map of the Plainfield quadrangle, Franklin, Hampshire, and Berkshire Counties, Massachusetts},
  author = {J. L. Meuschke and G. L. Zandle},
  year = {1963},
  doi = {10.3133/gp436},
  url = {https://pubs.usgs.gov/publication/gp436},
  note = {Source identifier: gp436}
}