Sir Peter Paul Rubens (Siegen 1577-1640 Antwerp), Portrait of a Young Woman, Half-Length, Holding a Chain, c. 1603-06 (detail). Estimate: £4,000,000-6,000,000. Offered in Classic Art Evening Sale: Antiquity to 20th Century on 29 July 2020 at Christie’s in London // Gaspar van Wittel, called Vanvitelli (1652/1653-1736), Riviera di Chiaia, Naples. Estimate: £180,000-220,000. Offered in Classic Art Evening Sale: Antiquity to 20th Century on 29 July 2020 at Christie’s in London |