@misc{indiciaee3c0d2853af8,
  title = {Contributions to economic geology (short papers and preliminary reports), 1919 : Part I. - Metals and nonmetals except fuels},
  author = {F. L. Ransome and Ernest Francis Burchard},
  year = {1920},
  doi = {10.3133/b710},
  url = {https://pubs.usgs.gov/publication/b710},
  note = {Source identifier: b710}
}