‘Saint Apollonia’, ca. 1435, National Gallery of Art, Washington, D.C.
overall: 28.6 x 11.3 cm (11 1/4 x 4 7/16 in.)  framed: 31.4 x 14 x 7.8 cm (12 3/8 x 5 1/2 x 3 1/16 in.)