@misc{indiciae557cf1b0cad2,
  title = {Preliminary bedrock geologic map of the Andover quadrangle, Windsor County, Vermont},
  author = {N. M. Ratcliffe},
  year = {1996},
  doi = {10.3133/ofr9632},
  url = {https://pubs.usgs.gov/publication/ofr9632},
  note = {Source identifier: ofr9632}
}