@misc{indiciae806117e710a3,
  title = {Quicksilver deposits of the Mayacmas and Sulphur Bank districts, California, a preliminary report},
  author = {Clyde Polhemus Ross},
  year = {1941},
  doi = {10.3133/b922l},
  url = {https://pubs.usgs.gov/publication/b922L},
  note = {Source identifier: b922L}
}