Margaret Seton (1805-1870), born in Scotland, active in Sweden, gm friherre Colonel Carl Gustaf Adlercreutz, granddaughter of Alexander Baron Seton Johan Gustaf Sandberg (1782-1854)

The picture has something of this: people, portrait, woman, wear, necklace, jewelry, veil, model, dress, man, profile, famous, side view, fame, jacket.
Perhaps it’s a painting of a woman in a red dress with a white scarf around her neck and a white shawl.