@misc{indiciae11550ec0f051,
  title = {Standard-bred leghorns, brown, white, buff, black and silver duckwing, their origin and history and practical qualities; the standard requirements; how to mate and breed for best results; with a chapter on non-standard varieties; how to judge them; commercial leghorn egg farms — Illustration, BHL page 18264833},
  year = {1911},
  url = {https://www.biodiversitylibrary.org/page/18264833},
  note = {Source identifier: page-18264833}
}