Smiths Husun Improved Bubble Sextant
Smiths Husun Improved Bubble Sextant (Boot Patent) Type Av 915 - Smith Aircraft Instruments Ltd
Picture No
13884465
Media ID
43796735
Size
2134px x 3035px
(967KB)
Credit
© Aviation Ancestry Collection / Mary Evans
Source
Aeroplane magazine - March 25th 1931
Date
1931





























