Artificial horizon, pendulum type, by John Charles Dennis, 118 Bishopgate Street, City of London, England,1842-1849. Designed by Alexander Bridport Becher, a British naval officer, in 1834. It consists of a pendulum suspended in a brass tube filled with almond oil to dampen its motion, which is attached to the side of a sextant. A separate oil lamp can be fitted to the tube for illumination at night. In fitted rectangular case with trade label on lid, with a bottle of almond oil and spare wick for the lamp.
- Object Number:
- artificial horizon
- furnishing and equipment
- tools & equipment
- optical instrument
- ancillary optical instrument
- Board of Admiralty
- Permanent collection
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