Three Chinese Yixing bowls

Three Chinese Yixing bowls, one decorated with calligraphy, the others moulded with key fret borders, all with enamelled interiors, unmarked, 19.5cm. (3) Provenance: from the collection of John and Helen Bargolini. All with paper labels, exhibited Hoghton Tower, Exhibition of Chinese Tea Ware, Yixing Purple Clay, nos.28, 29 and 111.