@misc{indiciae8d9a7f8703b0,
  title = {Essentials of bacteriology : being a concise and systematic introduction to the study of bacteria and allied microorganisms — Illustration, Page 221},
  year = {1913},
  url = {https://www.biodiversitylibrary.org/page/19791486},
  note = {Source identifier: page-19791486}
}