Magnet carrier - aircraft compass

Magnet carrier, compass corrector
A simple type of carrier for correcting magnets as used with Patt 200 compasses.
Wooden block in form of a +. Accomodating 4E-W and 4 N-S magnets.
Has four metal plates covering holes where magnets are inserted. Metal mounting plate attached to base of block.

Object Details

ID: ACO0223
Type: Magnet carrier - aircraft compass
Display location: Not on display
Creator: Unknown
Date made: 1913
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 77 mm x 81 mm x 60 mm
Parts: Magnet carrier - aircraft compass