Lot 4. A blue and white quatrefoil tray, Jiaqing mark and period (1796-1820); 16 cm, 6 1/4  in. Est: £35,000 - £45,000. © Sotheby's.

the shallow rounded sides rising from a flat base supported on four shallow bracket feet, painted to the interior with a quatrefoil panel enclosing a poem dated to 1797, within two lotus strapwork bands, the exterior similarly painted and the base inscribed with the seal mark in underglaze blue. 

Provenance: Formerly in a distinguished private English collection, purchased in China between 1900 and 1902.