Gazette du Bon Ton, 1920 - No. 7, Croquis Pl XXXIII: Lanvin / Beer / Lanvin (1920) by Fernand Siméon, anonymous, Jeanne Lanvin, Gustav Beer, Lucien Vogel, The Field Press, Naville et Cie, Condé Nast Publisher and Imprimerie Studium
Original public domain image from The Rijksmuseum