@misc{indiciae0204989c43bb,
  title = {Correspondence : Eichler (August) and Engelmann (George), 1869-1882 — Illustration, 1869 1 / Dec 30},
  year = {1869},
  url = {https://www.biodiversitylibrary.org/page/43373585},
  note = {Source identifier: page-43373585}
}