A rare Nantgarw specimen or cabinet cup c.1818-20

A rare Nantgarw specimen or cabinet cup c.1818-20, the bell-shaped bowl finely painted to the exterior and interior with loose flower sprays in the manner of William Billingsley, with griffon handle, raised on a stepped foot, 9.5cm.

Illustrated: W D John, Nantgarw Porcelain, col. pl. 55B for this vase, listed in the B A Williams collection.