Souvenir of the electric-light photography demonstration in the salons at the La Presse scientifique circle
Félix Nadar, april 1859
Salt-paper print from a collodion glass glued onto a board with handwritten notes, 29 x 39 cm.
French Photography Society, SFP 307.70
© Société française de photographie, Paris
© BnF, Éditions multimédias, 2018