@misc{indiciae35e9b3cd642b,
  title = {Gold quartz veins of the Alleghany district, California},
  author = {H.G. Ferguson and R. W. Gannett},
  year = {1932},
  doi = {10.3133/pp172},
  url = {https://pubs.usgs.gov/publication/pp172},
  note = {Source identifier: pp172}
}