@misc{indiciaeb070fe01d005,
  title = {Correspondence : Gray (Asa) and Engelmann (George), 1841-1883 — Illustration, 1871 [2] verso / Jun 24},
  year = {1871},
  url = {https://www.biodiversitylibrary.org/page/42677219},
  note = {Source identifier: page-42677219}
}