Johann Jacob Schübler, ‘Harlequin and Scaramouche Create a "Fountain"’, 1729, National Gallery of Art, Washington, D.C.
image: 12.3 x 17.5 cm (4 13/16 x 6 7/8 in.)  sheet: 13.5 x 18.5 cm (5 5/16 x 7 5/16 in.)