@misc{indiciae7400297bcaa8,
  title = {Well stratigraphy and correlations, western Washington and northwestern Oregon},
  author = {W. W. Rau and S. Y. Johnson},
  year = {1999},
  doi = {10.3133/i2621},
  url = {https://pubs.usgs.gov/publication/i2621},
  note = {Source identifier: i2621}
}