George III (1760-1820), New coinage, Uniface portrait trial for a Sixpence, by J. Barber, in silver, laureate head right within solid circular border, signed i barber f below, 2.31g (ESC 2228). Extremely fine, attractively toned, very rare £1,000-£1,200

SNC June 2001 (G 3105); A. Bole Collection, Part III, DNW Auction 91, 16 March 2011, lot 167