Aero pattern 253

Aero pattern as modified in 1918. Designed by the Compass Department in 1915. Large model of Pattern 251 with radium maskings deleted. Became obsolete in 1928 owing to growth of aperiodic types.

Object Details

ID: NAV0347
Type: Aircraft compass
Display location: Not on display
Creator: Johnson; Edward John Dent & Co.
Date made: After 1918
People: Alcock & Brown
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 115 mm x 210 mm x 250 mm; Diameter: 220 mm