Cox O.W.S., David (1783 – 1859) – Derbyshire; ‘Steps to the Keep of Haddon Hall’. Cox O.W.S., David (1783 - 1859) Derbyshire; 'Steps to the Keep of Haddon Hall'. Watercolour. Signed and inscribed. c.1845. 15.5x10.5 inches. Framed: 25.5x18.5 inches. Sold Favourite See available works by this artist.