@misc{indiciaea0fa86a35521,
  title = {Peat in the Dismal Swamp, Virginia and North Carolina},
  author = {C.C. Osbon},
  year = {1920},
  doi = {10.3133/b711c},
  url = {https://pubs.usgs.gov/publication/b711C},
  note = {Source identifier: b711C}
}