@misc{indiciaec2622563c79e,
  title = {Investigations of some clay deposits in Washington and Idaho},
  author = {John W. Hosterman and V. E. Scheid and V. T. Allen and I. G. Sohn},
  year = {1960},
  doi = {10.3133/b1091},
  url = {https://pubs.usgs.gov/publication/b1091},
  note = {Source identifier: b1091}
}