Trade Card - Robert Vincent - Scale Maker - English - 18th Century. Trading at the Hand and Scales on London Bridge. Date: Circa 1750. Size: 4 1/4 x 6 1/4 ins. Condition: Water marks on reverse and small marks of tape. Price: £1,600. Phone: 01923 829079 Email: ephemeraquadrille@btinternet.com Website: www.quadrille-ephemera.com