@misc{indiciaef62284c15e45,
  title = {Evolution of to-day; a summary of the theory of evolution as held by scientists at the present time, and an account of the progress made by the discussions and investigations of a quarter of a century — Illustration, BHL page 20678723},
  url = {https://www.biodiversitylibrary.org/page/20678723},
  note = {Source identifier: page-20678723}
}