Compare the similar mirror of larger size (21.2 cm.) illustrated in Ancient Bronze Mirrors from the Shanghai Museum, Shanghai, 2005, pp. 172-3, no. 49, in which the inscription includes the name of the family, Long, that made it. The entry also mentions that more than ten mirrors from the Long clan have been handed down from ancient times, most of them excavated at Shaoxing, Zhejiang province. Another mirror of this type with similar outer band on the rim, in the Sumitomo Museum, is illustrated in the exhibition catalogue, Chinese Bronze Mirrors, Sen-Oku Hakuko Kan, Kyoto, 8 January - 6 March 2011, p. 38, no. 60.