The Art Institute of Chicago : Suspension Bell (Bo), Eastern Zhou dynasty (770-256 B.C.), first half of 5th century B.C
Suspension Bell (Bo), Eastern Zhou dynasty (770-256 B.C.), first half of 5th century B.C. Bronze. 62.2 x 43.6 x 36.8 cm (24 1/2 x 17 3/16 x 14 1/2 in.). Lucy Maud Buckingham Collection, 1938.1335. The Art Institute of Chicago