Louis-Jacques Cathelin after Louis Michel Van Loo, ‘Joseph Vernet’, 1770, National Gallery of Art, Washington, D.C.
plate: 41.3 x 30.3 cm (16 1/4 x 11 15/16 in.)  sheet: 47.4 x 35.2 cm (18 11/16 x 13 7/8 in.)