Two movements: a) J.R. Arnold. A steel cylinder movement with bimetallic temperature curb (illustrated) and b) Earnshaw. A quarter repeating duplex escapement a) signed J.R. Arnold, London, No. 3697, circa 1814, b) Thomas Earnshaw, London, No. 3491, 1810 a) the frosted gilt chain fusee movement with plain cock, diamond endstone, steel three arm balance, flat blued steel hairspring held in a steel vice, blued steel regulator arm and bimetallic temperature curb impinging on the action of the hairspring, white enamel dial with Roman numerals and large subsidiary seconds b) quarter repeating movement, frosted gilt chain fusee movement with pierced cock, diamond endstone, duplex escapement, repeating hours and quarters with two hammers, subsidiary seconds a) 46 mm., b) 44 mm. (2)
Two movements: a) J.R. Arnold. A steel cylinder movement with bimetallic temperature curb (illustrated) and b) Earnshaw. A quarter repeating duplex escapement a) signed J.R. Arnold, London, No. 3697, circa 1814, b) Thomas Earnshaw, London, No. 3491, 1810 a) the frosted gilt chain fusee movement with plain cock, diamond endstone, steel three arm balance, flat blued steel hairspring held in a steel vice, blued steel regulator arm and bimetallic temperature curb impinging on the action of the hairspring, white enamel dial with Roman numerals and large subsidiary seconds b) quarter repeating movement, frosted gilt chain fusee movement with pierced cock, diamond endstone, duplex escapement, repeating hours and quarters with two hammers, subsidiary seconds a) 46 mm., b) 44 mm. (2)
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.jpg "Quelle: Christie's")
.jpg "Quelle: Christie's")
