Illustration accompanying the announcement of a new silver-gelatin procedure
Obernetter, Munich, 1880
Note "Heliotype print from a silver-gelatin photograph"
Published in the General Treatise on Photography: followed by a special chapter on silver gelatin by Désiré Van Monckhoven (1834-1882), pub.: G. Masson (Paris), 1884 (7thédition)
BnF, Science and Technology Department, 8-V-20181
© Bibliothèque nationale de France
Images liées
© BnF, Éditions multimédias, 2018