@misc{indiciaefccef50e7016,
  title = {Profitable poultry. : [Supplementary material in Charles Darwin's copy] / Profitable poultry — Illustration, Pl. 1},
  year = {1854},
  url = {https://www.biodiversitylibrary.org/page/33902233},
  note = {Source identifier: page-33902233}
}