Augustin de Saint-Aubin after Piat Joseph Sauvage, ‘Comte de Buffon’, 1798, National Gallery of Art, Washington, D.C.
plate: 22.1 x 14.8 cm (8 11/16 x 5 13/16 in.)  sheet: 32.5 x 25.1 cm (12 13/16 x 9 7/8 in.)