@misc{indiciae8c7c7e2717d5,
  title = {Map showing depth to bedrock, Meriden Quadrangle, Connecticut},
  author = {M. H. Ginsberg},
  year = {1984},
  doi = {10.3133/mf661b},
  url = {https://pubs.usgs.gov/publication/mf661B},
  note = {Source identifier: mf661B}
}