@misc{indiciaea1b96452aecb,
  title = {Handbook of nature-study for teachers and parents, based on the Cornell nature-study leaflets — Illustration, BHL page 38016748},
  year = {1911},
  url = {https://www.biodiversitylibrary.org/page/38016748},
  note = {Source identifier: page-38016748}
}