Carlo Antonio Buffagnotti, ‘Architectural Motif with a Bust’, ca. 1690, National Gallery of Art, Washington, D.C.
plate: 11.3 x 9.2 cm (4 7/16 x 3 5/8 in.)  sheet: 16.7 x 12.2 cm (6 9/16 x 4 13/16 in.)