Base plate

Course corrector, base plate.

Plate: Aluminium (condition poor) with hole at centre. Graduated to points and quarter points, quadrantally in degrees, and to 360 degrees.

Object Details

ID: ACO1300
Type: Base plate
Display location: Not on display
Creator: Wilson & Gillie
Date made: circa 1930
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 4 mm; Diameter: 177 mm
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