@misc{indiciae633b11fdb8d0,
  title = {Contributions to economic geology, 1908, Part I, Metals and nonmetals except fuels--Lead and Zinc},
  author = {Waldemar Lindgren},
  year = {1909},
  doi = {10.3133/b380c},
  url = {https://pubs.usgs.gov/publication/b380C},
  note = {Source identifier: b380C}
}