Frame containing 6 compass cards

Balck wooden frame containing six compass cards showing the standard type of graduations adopted in 1924

PATT. 22A & 193. 6.5" dia.
PATT. 173,195 & 198. 6" dia.
PATT. 158. 5.5" dia
PATT. 183. 4.25" dia
PATT. 184. 3.25" dia
PATT. 28P. 3.25" dia

Object Details

ID: ACO0145
Type: Frame containing 6 compass cards
Display location: Not on display
Creator: Kelvin Bottomley & Baird Ltd
Date made: 1924-1931; 1924-31
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 410 mm x 565 mm x 13 mm; Frame: 362 mm x 565 mm x 13 mm