@misc{indiciae1d6755078bde,
  title = {Reconnaissance of the Clinton Formation in New York, Pennsylvania, Maryland, and New Jersey},
  author = {Robert Wayne Schnabel and Rollin C. Vickers},
  year = {1953},
  doi = {10.3133/tem434},
  url = {https://pubs.usgs.gov/publication/tem434},
  note = {Source identifier: tem434}
}