An antique Chinese porcelain washer in the form of a bat with Wan symbols, bats and Shou good luck symbols, 18th/19th century, Jiaqing underglaze blue six character mark, 5.5 cm high, 10 cm long. Note: a near identical example is illustrated in 'Jingdezhen ceramic Museum' [Jilin fine Arts Publishing house, 2004], page 234, (Isbn 7.5386.1721.3.)