A GEORGE III MAHOGANY LONGCASE CLOCK SIGNED GEORGE CLARKE, LEADEN HALL STREET, LONDON the case with caddy top with pierced fretwork to three quarter columns to the front angles, with concave moulding over the plain trunk with plinth base, the 12" brass break-arch dial with pierced gilt spandrels with putti masks, matted centre with chamfered date aperture and subsidiary seconds, with a silvered boss to the arch signed 'Geo. Clarke, Leaden Hall Street, London' flanked by gilt dolphin mounts, with strike / silent lever, the eight day weight driven movement with anchor escapement striking on a bell, with pendulum and two weights, 242cm high