Citation
"Cossman [Herman Maurice Cossman (1821-1890)] (Nadar (Gaspard-Félix Tournachon))(Herman Maurice Cossman)(Published by Ludovic Baschet)(Printed by Goupil et Cie) , P1982.115.31,” Harvard Art Museums collections online, May 05, 2024, https://hvrd.art/o/100993.