@misc{indiciaedd72bf589ac3,
  title = {Geology and ore deposits of the Park City district, Utah},
  author = {J. M. Boutwell and L. H. with contributions by Woolsey},
  year = {1912},
  doi = {10.3133/pp77},
  url = {https://pubs.usgs.gov/publication/pp77},
  note = {Source identifier: pp77}
}