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• Lot n° 68 A good second quarter of the century mahogany cased two day marine chronometer Kelvin, Bottomley and Baird Ltd, Hillington, Glasgow, SW2. The three part case with brass-bound corners and recessed campaign-style side handles, with applied ivory number plaque to the front. The signed 4 inch silvered Roman dial with minute track framing the power reserve dial (marked in 8 hour increments with instruction to wind at 24 hours) and the Arabic subsidiary seconds dial, with good blued steel hands, suspended in a numbered brass bowl in lockable gimbals. The chain fusee movement with spotted plates, maintaining power to the Earnshaw type detent escapement with cut and compensated bimetallic balance, palladium helical hairspring, and diamond endstone in a blued steel double-screwed chaton. Running, and sold with a safety winding key. 18cms (7ins) wide.