An English eighteenth-century lantern clock, signed on a plaque in the arch Wm Allam London, c. 1760. The brass case has an arched dial, vertically sliding side doors and hook and spurs at the back. The engraved brass dial with silvered chapter ring, alarm disc and a single blued-steel hand. The alarm time is set by the silvered disc, the time being indicated by the tail of the hand in Arabic numerals. The going train of the weight-driven, day-going movement, has verge escapement and short pendulum with knife-edge suspension. The clock has its original green velvet-lined mahogany travelling case with compartments for the clock, the weights and a suspension hook. • Height: 30 cm. • The maker, William Allam, was a member of the Clockmakers Company from 1743 until 1785 and established in Bond Street. • Literature: W. F. J. Hana, Engelse Lantaarnklokken, Bussum, 1977, p. 130; B. Loomes, Watch and Clockmakers of the World, London, 2006, p. 11.

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