@misc{indiciae46c856ce7861,
  title = {Aeromagnetic map of the Broad Brook quadrangle and part of the Manchester quadrangle, Hartford and Tolland Counties, Connecticut},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1969},
  doi = {10.3133/gp647},
  url = {https://pubs.usgs.gov/publication/gp647},
  note = {Source identifier: gp647}
}