British Air Ministry marked Royal Air Force Bubble Sextant Mark IXA, with lable to lid of case which reads Bubble Sextant MK.IXB No763/44 and marked on the side of the sextant:
(AM Crown)
BUBBLE SEXTANT
MARK IXA.
REF. No. 6B/218
BRIT.PATS
480112 490621
AND PENDING
Note: these were used for night time navigation aboard WWII Aircraft, such as the Avro Lancaster Bomber, and others.
Sold for £50
Result plus buyers premium
British Air Ministry marked Royal Air Force Bubble Sextant Mark IXA, with lable to lid of case which reads Bubble Sextant MK.IXB No763/44 and marked on the side of the sextant:
(AM Crown)
BUBBLE SEXTANT
MARK IXA.
REF. No. 6B/218
BRIT.PATS
480112 490621
AND PENDING
Note: these were used for night time navigation aboard WWII Aircraft, such as the Avro Lancaster Bomber, and others.
Auction: The Collectors Sale, 15th Feb, 2023