@misc{indiciae7fa4d519c5a8,
  title = {Map showing locations of mines and prospects in the Dillon 1° x 2° quadrangle, Idaho and Montana},
  author = {J. S. Loen and R. C. Pearson},
  year = {1989},
  doi = {10.3133/i1803c},
  url = {https://pubs.usgs.gov/publication/i1803C},
  note = {Source identifier: i1803C}
}