@misc{indiciae711ef9ddf433,
  title = {Some deep wells near the Atlantic coast in Virginia and the Carolinas},
  author = {W. C. Mansfield},
  year = {1937},
  doi = {10.3133/pp186i},
  url = {https://pubs.usgs.gov/publication/pp186I},
  note = {Source identifier: pp186I}
}