@misc{indiciae59ac90507833,
  title = {Cloud Peak-Fort McKinney folio, Wyoming},
  author = {Nelson Horatio Darton and Rollin D. Salisbury},
  year = {1906},
  doi = {10.3133/gf142},
  url = {https://pubs.usgs.gov/publication/gf142},
  note = {Source identifier: gf142}
}