@misc{indiciaef43791eafab1,
  title = {Essays on the microscope : containing a practical description of the most improved microscopes : a general history of insects, their transformations, peculiar habits, and oeconomy : an account of the various species and singular properties of the Hydrae and Vorticellae: a description of three hundred and seventy-nine animalcula, with a concise catalogue of interesting objects : a view of the organization of timber, and the configuration of salts when under the microscope — Illustration, Pl. 23A, 23B},
  year = {1787},
  url = {https://www.biodiversitylibrary.org/page/44679181},
  note = {Source identifier: page-44679181}
}