Studio of Andrea della Robbia, ‘Madonna and Child with God the Father and Cherubim’, 1480/1490, National Gallery of Art, Washington, D.C.
overall: 90 x 48 cm (35 7/16 x 18 7/8 in.)  framed: 129.54 x 78.11 x 13.97 cm (51 x 30 3/4 x 5 1/2 in.)