@misc{indiciae0849f5da2ec3,
  title = {Map showing limestone and selected fossil localities in the Klamath Mountains Province, California and Oregon},
  author = {W. P. Irwin and S.P. Galanis},
  year = {1976},
  doi = {10.3133/mf749},
  url = {https://pubs.usgs.gov/publication/mf749},
  note = {Source identifier: mf749}
}