@misc{indiciae331c99d2210b,
  title = {Contributions to economic geology (short papers and preliminary reports), 1916 : Part 1. - Metals and nonmetals except fuels},
  author = {F. L. Ransome and Hoyt S. Gale},
  year = {1917},
  doi = {10.3133/b640},
  url = {https://pubs.usgs.gov/publication/b640},
  note = {Source identifier: b640}
}