Note: Only a small group of plaques of this design appear to be published, including one from the Xiwenguo Zhai Collection, exhibited in Traders and Raiders on China's Northern Frontier, Arthur M. Sackler Gallery, Washington, D.C., 1995, cat. no. 1, where it is noted that there are two matching plaques depicting the same scene excavated from a Western Han tomb at Kexingzhuang near Xi'an, Shaanxi province; one in the Victoria and Albert Museum, acc. no. M. 160-1951; and another, formerly in the C.T. Loo Collection, illustrated in Alfred Salmony, Sino-Siberian Art The Collection of C.T. Loo, Paris, 1933, pl. XXI, fig. 2, shown together with an other plaque of the same design, but not in openwork.