Citation
"Pils [Isidore-Alexandre-Augustin Pils (1813 or 1815-1875)] (Nadar (Gaspard-Félix Tournachon))(Isidore-Alexandre-Augustin Pils)(Published by Ludovic Baschet)(Printed by Goupil et Cie) , P1982.113.16,” Harvard Art Museums collections online, Nov 23, 2024, https://hvrd.art/o/101103.