@misc{indiciae9354f04a286f,
  title = {Correspondence : Lüders (Friedrich) and Engelmann (George), 1843 — Illustration, 1843 [2] verso / May 15},
  year = {1843},
  url = {https://www.biodiversitylibrary.org/page/43677582},
  note = {Source identifier: page-43677582}
}