@misc{indiciaee9b1e8dec5c0,
  title = {The sciopticon manual, explaining lantern projection in general, and the sciopticon apparatus in paricular — Illustration, Page 72},
  year = {1877},
  url = {https://www.biodiversitylibrary.org/page/19502713},
  note = {Source identifier: page-19502713}
}