@misc{indiciae442cffc79b15,
  title = {Notebook no. 10 - Middle Appalachian sections, revised, 1906 — Illustration, Pages 8 / Pages 9},
  year = {1906},
  url = {https://www.biodiversitylibrary.org/page/59874141},
  note = {Source identifier: page-59874141}
}