Maker, George Jamison, Charing Cross, London, England, c. 1800. Movement net 18"h x 8"diameter, overall with base 22"h x 10.5"diameter. Two plane anchor escapement with divided lift, i.e. the two pallets are in different planes relative to each other. One half second pendulum with engraved silvered Earth globe as the bob. Rack and pinion striking on the hour. Two train chain fusee, with Harrison maintaining power, eight day duration. Silvered chapter rings and fire gilt ormolu decorations and tripod frame. This clock is illustrated in British Skeleton Clocks, Derek Roberts, pp. 15, 18-19, 22; and Skeleton Clocks, F.B. Royer-Collard, pp. 100, 102-104.