@misc{indiciae694316c99d23,
  title = {Heredity and eugenics; a course of lectures summarizing recent advances in knowledge in variation, heredity, and evolution and its relation to plant, animal and human improvement and welfare — Illustration, Page 47},
  year = {1912},
  url = {https://www.biodiversitylibrary.org/page/32068196},
  note = {Source identifier: page-32068196}
}