‘Tempio di Clitumno tra Foligno e Spoletti’, 1748, National Gallery of Art, Washington, D.C.
plate: 13.4 x 27.1 cm (5 1/4 x 10 11/16 in.)  sheet: 36.5 x 52.8 cm (14 3/8 x 20 13/16 in.)