Arnold & Dent
1830 - 1840
During the perion 1830-1840 when John Roger Arnold and E. J. Dent were in business as Arnold & Dent between 1830 and 1840. The firm made about 600 chronometers.
Vaudrey Mercer, <i>John Arnold & Son, Chronometer Makers, 1762-1843</i> (London, 1972).