@misc{indiciae11be40d88664,
  title = {Photogeologic map of the House Rock Spring SW quadrangle, Coconino County, Arizona},
  author = {J. S. Pomeroy},
  year = {1957},
  doi = {10.3133/i254},
  url = {https://pubs.usgs.gov/publication/i254},
  note = {Source identifier: i254}
}