Lot 596. An Underglaze-Red 'Wu Fu' Bowl, Yongzheng Mark and Period (1723-1735); 11.5cm, 4 1/2 in. Estimate 2,500—3,500 GBP. Lot sold 8,750 GBP. Photo Sotheby's 2008 

the finely potted body with deep rounded sides rising from a short tapering foot to an everted rim, freely decorated to the interior with a single bat in flight, the exterior with a further four bats. 

Literature: Bo Gyllensvärd, Chinese Ceramics in the Carl Kempe Collection, Stockholm, 1964, pl. 788.