@misc{indiciae0be2016af254,
  title = {Correspondence : Gray (Asa) and Engelmann (George), 1841-1883 — Illustration, 1848 1 / Oct},
  year = {1848},
  url = {https://www.biodiversitylibrary.org/page/42127874},
  note = {Source identifier: page-42127874}
}