William James Stillman, ‘The Acropolis of Athens, plate 14’, 1869/1870, National Gallery of Art, Washington, D.C.
image: 18.8 x 23.5 cm (7 3/8 x 9 1/4 in.)  mount: 36.9 x 53.2 cm (14 1/2 x 20 15/16 in.)

About William James Stillman