Bubble sextant

Description

Bubble sextant comprising of a black crackle-lacquered alloy casing incorporating artificial materials, housing optical equipment, a clockwork averaging mechanism, electrical equipment, and a rubber eyecup, in a fitted aluminium case, signed by Henry Hughs & Son Ltd, London, c. 1940

Museum reference

EF.1994.49

Collection

Aviation

Object name

Bubble sextant, Case

Production information

H. Hughes and Son Ltd, Instrument maker
London, England, Northern Europe

Date

c. 1940

Materials

Aluminium, Rubber, Aluminium

References

Ifland, Taking the Stars, 167-9; Hughes, History of Air Navigation, 119-29