@misc{indiciae283ade611133,
  title = {Stratigraphy, structure, and mineralization in the Beaver-Tarryall area, Park County, Colorado; a reconnaissance report},
  author = {Quentin Dreyer Singewald},
  year = {1942},
  doi = {10.3133/b928a},
  url = {https://pubs.usgs.gov/publication/b928A},
  note = {Source identifier: b928A}
}