@misc{indiciae2593fc13c7bd,
  title = {Practical physiological chemistry; a book designed for use in courses in practical physiological chemistry in schools of medicine and of science — Illustration, Page 491},
  year = {1921},
  url = {https://www.biodiversitylibrary.org/page/17134648},
  note = {Source identifier: page-17134648}
}