@misc{indiciaec0763bbb7261,
  title = {Geology of the Mackay 30-minute quadrangle, Idaho},
  author = {Willis H. Nelson and Clyde Polhemus Ross},
  year = {1969},
  doi = {10.3133/ofr70242},
  url = {https://pubs.usgs.gov/publication/ofr70242},
  note = {Source identifier: ofr70242}
}