@misc{indiciae3221c6d5f5e9,
  title = {Geologic map of the Pat O'Hara Mountain quadrangle, Park County, Wyoming},
  author = {William Gamewell Pierce and Willis H. Nelson},
  year = {1968},
  doi = {10.3133/gq755},
  url = {https://pubs.usgs.gov/publication/gq755},
  note = {Source identifier: gq755}
}