@misc{indiciae4ea2347fb752,
  title = {Aeromagnetic map of Woodsville and vicinity, New Hampshire and Vermont},
  author = {Randolph Wilson Bromery and F. P. Gilbert},
  year = {1958},
  doi = {10.3133/gp195},
  url = {https://pubs.usgs.gov/publication/gp195},
  note = {Source identifier: gp195}
}