@misc{indiciae52f44e31d8c5,
  title = {Guidebook on the geology, history, and surface-water contamination and remediation in the area from Denver to Idaho Springs, Colorado},
  author = {Ronald C. Severson},
  year = {1994},
  doi = {10.3133/cir1097},
  url = {https://pubs.usgs.gov/publication/cir1097},
  note = {Source identifier: cir1097}
}