@misc{indiciae9e196baeb22b,
  title = {Mines and prospects map of the Glacier Peak Roadless Area, Snohomish County, Washington},
  author = {F. L. Johnson and David K. Denton and Stephen R. Iverson and R.B. McCulloch and Steven Baker and Ronald B. Stotelmeyer},
  year = {1985},
  doi = {10.3133/mf1380e},
  url = {https://pubs.usgs.gov/publication/mf1380E},
  note = {Source identifier: mf1380E}
}