@misc{indiciae1cd23ac403f4,
  title = {Needle Mountains folio, Colorado},
  author = {Whitman Cross and Ernest Howe and J.D. Irving and W. H. Emmons},
  year = {1905},
  doi = {10.3133/gf131},
  url = {https://pubs.usgs.gov/publication/gf131},
  note = {Source identifier: gf131}
}