François-Pascal-Simon, Baron Gérard by Mattei, Marguerite-François, Private Collection (NGA Former Owner), Lemaire, André, David d'Angers, Pierre-Jean, National Gallery of Art, Humann Foundation, Christian, The — VisualArtsDB

François-Pascal-Simon, Baron Gérard by Mattei, Marguerite-François, Private Collection (NGA Former Owner), Lemaire, André, David d'Angers, Pierre-Jean, National Gallery of Art, Humann Foundation, Christian, The — VisualArtsDB