@misc{indiciae60dc03ac1433,
  title = {Rio Blanco Oil Shale Project. Tract C-a / [c]by Rio Blanco Oil Shale Project. no.8, Progress report — Illustration, BHL page 39446607},
  url = {https://www.biodiversitylibrary.org/page/39446607},
  note = {Source identifier: page-39446607}
}