@misc{indiciae6a5e22afd8b2,
  title = {The microscope, : its history, construction, and applications: being a familiar introduction to the use of the instrument, and the study of microsopical science — Illustration, Page 206},
  year = {1887},
  url = {https://www.biodiversitylibrary.org/page/21474922},
  note = {Source identifier: page-21474922}
}