Unidentified artist
1874 (ca)
Professor Charles' Experiment

Book illustration
Archive Farms
Tissandier, Gaston, 1876, A History and Handbook of Photography Translated from the French of Gaston Tissandier, (London: Sampson Low, Marston, Low & Searle), Fig. 3.
 
Mulligan, Therese & Wooters, David, 1999, Photography from 1839 to today: George Eastman House, Rochester, NY, (Cologne: Taschen), p. 38.
 
There is a copy at the George Eastman Museum, GEH NEG: 41122, 72:0079:0089 that has the note: "Circa 1780, Professor Charles captured the silhouettes of people and objects on photo-sensitive paper. However he did not have the means to fix the images. See Tissandier's Histoire de la Photographie for a complete account of his experiment."
 
LL/70938