A George III silver tea urn

A George III silver tea urn, by Thomas Whipham and Charles Wright, London 1767, inverted pear form, oak leaf and branch scroll handles, gadroon borders, domed pull-off cover with a foliate scroll finial, the foliate scroll capped spout with an ivory tap, engraved with an armorial, on a raised shaped square base with a pierced foliate scroll apron, on four pierced bracket feet, height 52.5cm, approx. weight 100oz. ** The arms are those of Cox of Chichester impaling Thurwall and Whitelaw.