GREEN JUNYAO BOWL, NORTHERN SONG DYNASTY, of gently rounded form with a slightly incurved lip and pronounced spreading foot rim, the glaze a glassy olive-green tone, four incised lines near the base, the foot well glazed, 22cm diam Provenance: Sotheby's London, 14th March 1972, lot 103.Sotheby's London, 14th July 1981, lot 52. Note: a very similar bowl is in the Brooklyn Museum in America (BMA 5H18 6B accession no.1998.15).