@misc{indiciae34f718cf4c27,
  title = {Geologic map of the southeast quarter of the Spokane 1° by 2° quadrangle, Idaho},
  author = {A. B. Griggs},
  year = {1969},
  doi = {10.3133/ofr69110},
  url = {https://pubs.usgs.gov/publication/ofr69110},
  note = {Source identifier: ofr69110}
}