Attributed to Corneille de Lyon (The Hague 1500/10 - 1575 Lyon), Portrait of a Noblewoman, possibly Madame de Châteaubriand. photo courtesy Sotheby's oil on panel, 6 5/8 by 5 1/2 in.; 16.7 by 14 cm. Estimate 30,000—50,000 USD. Lot Sold 128,500 USD PROVENANCE:...