@misc{indiciae0c553f8e8156,
  title = {Quality of water in the upper Ohio River basin and at Erie, Pennsylvania},
  author = {Samuel James Lewis},
  year = {1906},
  doi = {10.3133/wsp161},
  url = {https://pubs.usgs.gov/publication/wsp161},
  note = {Source identifier: wsp161}
}