Four 'Jian' bowls, Song dynasty. Estimate 7,000 — 9,000 USD. Photo: Sotheby's

the smallest with lustrous black glaze and russet 'hare's fur' streaks deep into the rounded form; the next similar with the russet streaks confined near the rim; the third of conical form with a matte surface and predominantly russet glaze overall; the fourth with slightly indented mouth rim and suffused with russet streaks (4). Diameter of largest 5 1/8  in., 13 cm

Provenance: Collection of Edith St. George Huntington Wilson (b. 1866) Spencerport, Monroe, New York.

Sotheby's. Saturday at Sotheby's: Asian Art, New York, 19 sept. 2015