@misc{indiciae9efd005714d6,
  title = {Profitable poultry. : [Supplementary material in Charles Darwin's copy] / Profitable poultry — Illustration, BHL page 33902275},
  year = {1854},
  url = {https://www.biodiversitylibrary.org/page/33902275},
  note = {Source identifier: page-33902275}
}