Compare the silver shell-form box hinged in the same place but of larger size (3¾in. long) and decorated with birds and animals amidst a grapevine on a ring-matte ground illustrated by B. Gyllensvärd, Chinese Gold and Silver in the Carl Kempe Collection, Stockholm, 1953, no. 125. Other silver shell boxes with the hinge in a different location and also differently decorated have been exhibited: one from the Metropolitan Museum of Art, Early Chinese Gold & Silver, China Institute, New York, 21 October 1971-30 January 1972, no. 69; and another from the Art Institute of Chicago, Tang Dynasty Chinese Gold & Silver in American Collections, Dayton Art Institute, Dayton, Ohio, 1984, no. 40.