@misc{indiciaef6bb542b0b16,
  title = {Correspondence : Gilbert (Benjamin) and Engelmann (George), 1867-1870 — Illustration, 1870 1 / Jul 22},
  year = {1870},
  url = {https://www.biodiversitylibrary.org/page/43398503},
  note = {Source identifier: page-43398503}
}