GEORGE GRAHAM LONDON: AN EBONY BRACKET TIMEPIECE WITH ALARM AND ORIGINAL WALL BRACKET circa 1750, unnumbered The arched case on block feet with original pierced wood frets to sides and back door, triple pad arched top, the dial signed Geo: Graham London on an arched silvered plaque overlaying a similar signature with alarm sector above adjusted at the square above XII of the silvered chapter ring with matted centre, pierced blued hands, plumed mask-and-scroll spandrels, latches to the dial feet and five pillar single chain fusee movement with verge escapement and spring suspended pendulum with unusual calibrated cylindrical bob, the unusual alarm system with the silvered alarm disc mounted on a bridge affixed to the dial and having an arbor with opposing blank disc with rollers bearing against a large diameter internally leaf-sprung six spoke wheel driven by the motionwork with indents for the rollers, whch, when engaged, allow the spoked wheel to spring forward activating the alarm on a bell via three hammmers, the pull wind alarm spring mounted on plain backplate secured with four brackets to case, the ebony wall bracket of ogee tapering form sliding foward to reveal the key compartment, with contemporary ivory handled double-ended key 21in. (53cm.) high (3)
GEORGE GRAHAM LONDON: AN EBONY BRACKET TIMEPIECE WITH ALARM AND ORIGINAL WALL BRACKET circa 1750, unnumbered The arched case on block feet with original pierced wood frets to sides and back door, triple pad arched top, the dial signed Geo: Graham London on an arched silvered plaque overlaying a similar signature with alarm sector above adjusted at the square above XII of the silvered chapter ring with matted centre, pierced blued hands, plumed mask-and-scroll spandrels, latches to the dial feet and five pillar single chain fusee movement with verge escapement and spring suspended pendulum with unusual calibrated cylindrical bob, the unusual alarm system with the silvered alarm disc mounted on a bridge affixed to the dial and having an arbor with opposing blank disc with rollers bearing against a large diameter internally leaf-sprung six spoke wheel driven by the motionwork with indents for the rollers, whch, when engaged, allow the spoked wheel to spring forward activating the alarm on a bell via three hammmers, the pull wind alarm spring mounted on plain backplate secured with four brackets to case, the ebony wall bracket of ogee tapering form sliding foward to reveal the key compartment, with contemporary ivory handled double-ended key 21in. (53cm.) high (3)
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.jpg "Source: Christie's")
.jpg "Source: Christie's")
