@misc{indiciae0dcf5fbf91f1,
  title = {Bibliography of North American geology for 1908, with subject index},
  author = {John M. Nickles},
  year = {1909},
  doi = {10.3133/b409},
  url = {https://pubs.usgs.gov/publication/b409},
  note = {Source identifier: b409}
}