@misc{indiciae0720aa2c61ca,
  title = {Surficial geology of the Sumner quadrangle, Washington},
  author = {Dwight Raymond Crandell},
  year = {1961},
  doi = {10.3133/ofr6136},
  url = {https://pubs.usgs.gov/publication/ofr6136},
  note = {Source identifier: ofr6136}
}