@misc{indiciaeddb9509e25f5,
  title = {Geologic map of the Twin Crags quadrangle, Idaho},
  author = {Stanley E. Good and Arthur Byron Campbell},
  year = {1952},
  doi = {10.3133/ofr5252},
  url = {https://pubs.usgs.gov/publication/ofr5252},
  note = {Source identifier: ofr5252}
}