Stefano Della Bella, ‘Young Moor in a Feathered Turban, Turned to the Left’, 1649/1650, National Gallery of Art, Washington, D.C.
plate (oval): 10 x 7.4 cm (3 15/16 x 2 15/16 in.)  sheet: 10.6 x 8.1 cm (4 3/16 x 3 3/16 in.)

About Stefano Della Bella