Study for an Equestrian Portrait, Possibly that of Albert de Ligne, Count of Arenberg; verso: Various Studies of Statues and Figures, Including the Venus Pudica and Scipio and his Lictor, ca. 1628?32, Pen and brown ink; verso: pen and brown ink, black chalk, 9 1/16 x 9 5/8 in. (23 x 24. 5 cm), Drawings, Anthony van Dyck (Flemish, Antwerp 1599?1641 London), Van Dyck probably made this drawing as a preparatory study for the lifesize equestrian portrait of Albert de Ligne, prince of Brabancon and Arenberg (Holkham Hall, Norfolk), which he painted about 1628?32