Augustin de Saint-Aubin after Charles-Nicolas Cochin II, ‘Pierre-Jean Mariette’, 1765, National Gallery of Art, Washington, D.C.
plate: 19.2 x 14.3 cm (7 9/16 x 5 5/8 in.)  sheet: 26.9 x 19.8 cm (10 9/16 x 7 13/16 in.)