@misc{indiciae8ef0433501fb,
  title = {Contributions to economic geology, 1908, Part I, Metals and nonmetals except fuels--Salines},
  author = {Ralph Arnold and H.R. Johnson},
  year = {1909},
  doi = {10.3133/b380l},
  url = {https://pubs.usgs.gov/publication/b380L},
  note = {Source identifier: b380L}
}