@misc{indiciae96df109afb4f,
  title = {Seventeenth Annual report of the United States Geological Survey to the Secretary of the Interior, 1895-1896: Part 3 (continuod).-- Mineral resources of the United States, 1895, Nonmetallic products except coal},
  author = {Charles D. Walcott},
  year = {1896},
  doi = {10.3133/ar17\_3cont},
  url = {https://pubs.usgs.gov/publication/ar17\_3cont},
  note = {Source identifier: ar17\_3cont}
}