Two cylindrical Yixing teapots and covers 18th century

Two cylindrical Yixing teapots and covers 18th century, applied with stylized dragons and foliate motifs in pale slip, one cover with an impressed mark, replacement metal spouts and one replacement cover, 18.5cm. (4) Provenance: the Arthur J Harris collection. Cf. Patrice Valfré, Yixing Teapots for Europe, nos.303-306 for similar examples.