@misc{indiciae9fcea96b441a,
  title = {The microscope : its history, construction, and application, being a familiar introduction to the use of the instrument, and the study of microscopial science — Illustration, Page 191},
  year = {1867},
  url = {https://www.biodiversitylibrary.org/page/18457596},
  note = {Source identifier: page-18457596}
}