@misc{indiciaeac3571c71b65,
  title = {The microscope : its history, construction, and application, being a familiar introduction to the use of the instrument and the study of microscopical science — Illustration, Page 191},
  year = {1871},
  url = {https://www.biodiversitylibrary.org/page/3177946},
  note = {Source identifier: page-3177946}
}