CF. a similar bowl, in the Percival David Foundation illustrated in the Catalogue, Section 6, no. A572; and the pair from the Christina Loke Balsara Collection of Chinese Ceramics illustrated by Lazlo Legeza, 'The Grace of Eighteenth Century Chingtechen Monochromes', Arts of Asia, November-December, 1979, reference nos. 14 & 15, pp. 95-6