Georgian portrait miniature 'Stephen' 'Sloane, Youngest Son of Hans Sloane, of Stoneham, Hants.' Attributed in handwriting verso, with artist as Frances Dickinson. In embossed vintage brass frame. 76.5 cm x 6 cm approx, image. Sir Hans Sloane, 1739-1827, First Baronet, was a noted Irish physician, who founded the British Museum.