Of deep hemispherical form, on vertical foot, the exterior with a fine pale blue glaze, pooling above the foot, underside a six-character mark in cobalt blue within a double circle(Dia: 6 1/4 in.)PROVENANCE:Property formerly in the collection of Harry J. Haon II (1901-1989), thence by descentHaon was employed by E.I. du Pont de Nemours &pany, and was promoted in 1954 to the Foreign Relations Department as Manager of the European Office, London, England, until his retirement in 1962. Mr. Haon continued to live part-time in London into the late 1970s. It is believed that many of the Asian arts in his collection were acquired during this time in London.