Henry, Duke of Gloucester by Knoedler & Company, M., Mellon Educational and Charitable Trust, The A.W., National Gallery of Art, Hanneman, Adriaen, Mellon, Andrew W., Brühl, Heinrich von, Count, Catherine II of Russia, The Matthiesen Gallery, Colnaghi & Co., Ltd., P. & D., State Hermitage Museum — VisualArtsDB

Henry, Duke of Gloucester by Knoedler & Company, M., Mellon Educational and Charitable Trust, The A.W., National Gallery of Art, Hanneman, Adriaen, Mellon, Andrew W., Brühl, Heinrich von, Count, Catherine II of Russia, The Matthiesen Gallery, Colnaghi & Co., Ltd., P. & D., State Hermitage Museum — VisualArtsDB