@misc{indiciae4f8540f3bd6c,
  title = {Photogeologic map of the Tanner Wash NW quadrangle, Coconino County, Arizona},
  author = {J. P. Minard},
  year = {1956},
  doi = {10.3133/i193},
  url = {https://pubs.usgs.gov/publication/i193},
  note = {Source identifier: i193}
}