18th Century Tokens, Hampshire, Portsmouth, Thomas Sharp, Proof Halfpenny, 1797, in silver, Neptune crowning seated figure of Admiral Vernon, rev. legend in 7 lines, reading pursued, edge portsmouth halfpenny payable at thos sharps, 12.09g/6h (DH 63; BHM 434). Rim bruise at 11 o’clock and edge inscription faint, otherwise fine, extremely rare in silver £150-200