Jean-Philippe-Guy le Gentil, Comte de Paroy, after Charles Monnet, ‘A Bacchanale with Egyptian and Classical Figures’, 1787, National Gallery of Art, Washington, D.C.
image: 11.4 x 55 cm (4 1/2 x 21 5/8 in.)  sheet: 14.7 x 59 cm (5 13/16 x 23 1/4 in.) (irregular)