Pocket compass

Dry card compass in a brass bowl with a brass lid. The card is graduated to 32 points and quadrantally in degrees, with the north and east points decorated. The copmpass is part of a set of instruments belonged to Edward Newell Harrison, who was clerk of HMS 'Assistance' during the 1850-51 search for Franklin. The set comprises a small magnetic compass for direction finding, and a box sextant (NAV1220) and artificial horizon (NAV0019), used together for making observations while carrying out surveying work on land.

Object Details

ID: NAV0466
Collection: Astronomical and navigational instruments
Type: Pocket compass
Display location: Not on display
Creator: Gilbert & Sons
Events: Arctic Exploration: Franklin Search Expedition, Austin, 1850-1851
Vessels: Assistance (1835)
Date made: circa 1815
Exhibition: North-West Passage
People: Harrison, Paymaster Edward Newell
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 40 mm; Diameter: 71 mm
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