拍品专文
Compare the related jar of smaller size (9.8 cm.) with a more flared rim illustrated by R. Krahl, Chinese Ceramics from the Meiyintang Collection, vol. 2, London, 1994, p. 261, no. 945. Another related jar with rolled rim is illustrated by J. Ayers, The Baur Collection, vol. 3, Geneva, 1972, no. 397, where the author notes that the 'iron-rust' glaze (tiexiu) "appears to have been an innovation of the Qianlong period."