@misc{indiciae154210a4dce6,
  title = {Map showing drainage areas, Old Lyme Quadrangle, Connecticut},
  author = {M. P. Thomas},
  year = {1975},
  doi = {10.3133/mf558c},
  url = {https://pubs.usgs.gov/publication/mf558C},
  note = {Source identifier: mf558C}
}