GAINSBOROUGH DUPONT (SUDBURY 1754-1797 LONDON) Portrait of Prince Henry Frederick, Duke of Cumberland and Strathearn (1745-1790) oil on canvas 29 7/8 x 24 3/4 in. (75.9 x 62.9 cm.) PROVENANCE: Leverhulme Sale; Anderson, New York, 17-19 February 1926, lot 104, as Thomas Gainsborough, R.A. with Newhouse Galleries Inc, New York, from whom acquired in April 1958 by a member of family of, Property from an Estate; Sotheby's, New York, 27 May 2004, lot 2004 (unsold). Anonymous sale; Sotheby's, New York, Private Treaty, 27 June 2006, lot 153. The Forbes Collection at Battersea House; Lyon & Turnbull, 1 November 2011, lot 141.