Dorothea von Biron, Princess of Courland, Duchess of Dino, Talleyrand and Sagan by Francois Gerard,
Dorothea von Biron, Princess of Courland, Duchess of Dino, Talleyrand and Sagan by Francois Gerard, 1815 -- source link
#germany#19th century#1810s#empire style#1815#francois gerard