James Stratton
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Lot 51W
An exceptional second quarter of the 19th century mahogany floorstanding regulator of eight day duration with zinc and brass gridiron pendulum and signed backplate Arnold & Dent, Strand, London. Number 239
8 July 2015, 14:00 BST
London, New Bond StreetSold for £27,500 inc. premium
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An exceptional second quarter of the 19th century mahogany floorstanding regulator of eight day duration with zinc and brass gridiron pendulum and signed backplate
Arnold & Dent, Strand, London. Number 239
The arched hood with silvered sight ring framed by inlaid crescents, the backboard made of solid mahogany 1.25 inches thick, the trunk with rippled throat moulding to the top and bottom and set with a long glazed door revealing the pendulum and silvered beat scale, the frame felt-lined to deter dust, over a recessed flame mahogany panel to the base raised on a stepped plinth and block feet,
the 12 inch circular silvered dial with concentric minute track enclosing the subsidiary seconds dial engraved with Observatory marks over the full signature running across the centre, the Roman hour subsidiary dial surrounding the engraved number,
the movement secured to the 1.25 inch mahogany seatboard via three screws to L-shaped brackets on the slightly arched plates united by five heavy turned pillars, the wheels of six crossings and with high count pinions, maintaining power, deadbeat escapement, sapphire jewelled pallets with micrometer regulation to the long steel crutch with brass fork to the zinc and steel gridiron pendulum, the small brass-covered weight suspended on a pulley of six crossings 1.91m (6ft 3ins) high
The arched hood with silvered sight ring framed by inlaid crescents, the backboard made of solid mahogany 1.25 inches thick, the trunk with rippled throat moulding to the top and bottom and set with a long glazed door revealing the pendulum and silvered beat scale, the frame felt-lined to deter dust, over a recessed flame mahogany panel to the base raised on a stepped plinth and block feet,
the 12 inch circular silvered dial with concentric minute track enclosing the subsidiary seconds dial engraved with Observatory marks over the full signature running across the centre, the Roman hour subsidiary dial surrounding the engraved number,
the movement secured to the 1.25 inch mahogany seatboard via three screws to L-shaped brackets on the slightly arched plates united by five heavy turned pillars, the wheels of six crossings and with high count pinions, maintaining power, deadbeat escapement, sapphire jewelled pallets with micrometer regulation to the long steel crutch with brass fork to the zinc and steel gridiron pendulum, the small brass-covered weight suspended on a pulley of six crossings 1.91m (6ft 3ins) high
Footnotes
The following regulators by Arnold and Dent are recorded by Mercer, Roberts, Staeger and Robinson.
No. 256. circa 1830. Striking regulator with regulator dial layout, wood rod pendulum with lead bob. See Antiquarian Horology 6/86 p184
No 259 Mercer
No 293 illustrated Roberts, figure 13-7, circa 1832
No 294 Mercer pl 42 circa 1832 jewelled pallets, mercury pendulum.
No 295 circa 1832, mercury pendulum. Private collection.
No 308 Mercury compensation pendulum with iron jar, c1833. See Sothebys 3/1972
No 461 Mercury pendulum, circa 1838. mercury pendulum. Mercer p161.
Unnumbered circa 1834, Robinson p406/07. Mercury pendulum.
Unnumbered circa 1835, Robinson p408. Mercury pendulum.
Unnumbered hour and half hour strike circa 1835 (no ref)
Unnumbered illustrated in Roberts, figures 13-8, A-F.
The current lot is the earliest recorded example by the Arnold and Dent partnership.