@misc{indiciae3e3a2fdc5e9e,
  title = {The nature study course with suggestions for teaching it based on notes of lectures to teachers-in-training — Illustration, BHL page 23866486},
  year = {1905},
  url = {https://www.biodiversitylibrary.org/page/23866486},
  note = {Source identifier: page-23866486}
}