Reid & Sigrist Pitch And Turn Indicators - 1st Over Everest
Reid and Sigrist Pitch And Turn Indicators - 1st Over Everest - Reid and Sigrist Ltd
Picture No
13884047
Media ID
43775857
Size
2059px x 1397px
(630KB)
Credit
© Aviation Ancestry Collection / Mary Evans
Source
Flight magazine - October 18th 1934
Date
1934





























