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Clocks: various pocket watches, and details of their mechanisms. Engraving c.1861.

Lettering: Horology. Fig.1.-Johnson's "Universal seconds watch." Fig.2.-Johnson's keyless motion. Fig.3.-Kullberg's keyless motion. Fig.4.-Dent's balance. Figs.5,6.-Kullberg's balances. Fig.7.-Ordinary compensating balance. Fig.8.-Cole's pendulum suspender.