Jacopo del Sellaio, ‘Saint John the Baptist’, ca. 1480, National Gallery of Art, Washington, D.C.
overall: 52 x 32.8 cm (20 1/2 x 12 15/16 in.)  framed: 67.3 x 48.3 x 7.6 cm (26 1/2 x 19 x 3 in.)