@misc{indiciae7deaa2c30efa,
  title = {Geochemical, aeromagnetic, and generalized geologic maps showing distribution and abundance of lead, silver, gold, and copper, Goldrun Creek Quadrangle, Humboldt County, Nevada},
  author = {R. L. Erickson and S.P. Marsh},
  year = {1973},
  doi = {10.3133/mf506},
  url = {https://pubs.usgs.gov/publication/mf506},
  note = {Source identifier: mf506}
}