@misc{indiciae056d027db8d4,
  title = {Investigations on microscopic foams and on protoplasm. Experiments \& observations directed towards a solution of the question of the physical conditions of the phenomena of life — Illustration, Page 308},
  year = {1894},
  url = {https://www.biodiversitylibrary.org/page/17018461},
  note = {Source identifier: page-17018461}
}