@misc{indiciae549f1786920e,
  title = {Surficial geology of the Granite Falls 15-minute Quadrangle, Snohomish County, Washington},
  author = {D. B. Booth},
  year = {1985},
  doi = {10.3133/ofr85504},
  url = {https://pubs.usgs.gov/publication/ofr85504},
  note = {Source identifier: ofr85504}
}