@misc{indiciaec0e6e2c27818,
  title = {Correspondence : Gray (Asa) and Engelmann (George), 1841-1883 — Illustration, Oct 30 / 1875 2},
  year = {1875},
  url = {https://www.biodiversitylibrary.org/page/42762107},
  note = {Source identifier: page-42762107}
}