Physical Dimensions: Central panel, overall, with engaged frame, 24 1/8 x 16 3/4 in. (61.3 x 42.5 cm), painted surface 20 5/8 x 14 3/4 in. (52.4 x 37.5 cm); left wing, overall, with engaged frame, 23 3/8 x 8 1/4 in. (59.4 x 21 cm), painted surface 21 1/2 x 6 1/2 in. (54.6 x 16.5 cm); right wing, overall, with engaged frame, 23 3/8 x 8 1/4 in. (59.4 x 21 cm), painted surface 21 1/2 x 6 1/4 in. (54.6 x 15.9 cm)