Three Chinese Yixing teapots and covers 19th century

Three Chinese Yixing teapots and covers 19th century, all enamelled, two with flowers and butterflies, the third with blue dragons, two inscribed, minor faults, 15.2cm. (6) 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.36, 40 and 41.