@misc{indiciaef7b1848d1fd7,
  title = {Contributions to economic geology, 1905 : Glass-making Materials},
  author = {E. F. Burchard and G. W. Stose},
  year = {1907},
  doi = {10.3133/b285n},
  url = {https://pubs.usgs.gov/publication/b285N},
  note = {Source identifier: b285N}
}