@misc{indiciae4dd3128bc8b3,
  title = {Photogeologic map of the Emmett Wash NE quadrangle, Coconino County, Arizona},
  author = {J.S. Detterman},
  year = {1956},
  doi = {10.3133/i190},
  url = {https://pubs.usgs.gov/publication/i190},
  note = {Source identifier: i190}
}