@misc{indiciae6bab909c6387,
  title = {Preliminary materials map, Massachusetts portion of the Canaan quadrangle, New York-Massachusetts},
  author = {George William Holmes},
  year = {1965},
  doi = {10.3133/ofr6572},
  url = {https://pubs.usgs.gov/publication/ofr6572},
  note = {Source identifier: ofr6572}
}