@misc{indiciaed3e1feb18bcd,
  title = {Aeromagnetic map of the Onalaska quadrangle, Lewis County, Washington},
  author = {John R. Henderson and Natalie S. Tyson and Sybil Gilchrist},
  year = {1958},
  doi = {10.3133/gp189},
  url = {https://pubs.usgs.gov/publication/gp189},
  note = {Source identifier: gp189}
}