@misc{indiciae32d71c8d405e,
  title = {Aeromagnetic map of northern and eastern parts of the Puget Sound area, Washington},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1977},
  doi = {10.3133/ofr7734},
  url = {https://pubs.usgs.gov/publication/ofr7734},
  note = {Source identifier: ofr7734}
}