@misc{indiciae166eef1f3043,
  title = {Map showing depth to bedrock, Hartford South Quadrangle, Connecticut},
  author = {E. H. Handman and J.B. Byrnes},
  year = {1974},
  doi = {10.3133/mf487d},
  url = {https://pubs.usgs.gov/publication/mf487D},
  note = {Source identifier: mf487D}
}