Portrait of Horatio Walpole, 1st Baron Walpole of Wolterton, Christian Friedrich Zincke, between 1720 and 1725

Date: between 1720 and 1725. Dimensions: height: 45 mm (1.77 in); width: 37 mm (1.45 in). Medium: enamel. Collection: National Portrait Gallery. Ch F Zincke - Horatio Walpole, enamel on cooper ca1720-25 NPG 6417