18th Century Tokens, Middlesex [incorporating London], Bucklersbury, Thomas and Robert Davidson, Proof Halfpenny, 1795, in silver, seated figure of Londinia, buildings behind, shield distant from legend, rev. hands supporting crowned triangle, edge plain, 13.78g/12h (DH 294c). Light surface marks in obverse field, otherwise extremely fine, reverse better and with some brilliance, toned, very rare £150-200