Portrait of George Savile, Marquis of Hallifax. Artist: After Mary Beale (British, Barrow, Suffolk baptised 1633-1699 London). Author: Related to work by Thomas Birch (British, 1705-1766). Dimensions: Plate: 10 3/4 ? 9 1/4 in. (27.3 ? 23.5 cm) Sheet: