Thermionic Multi Channel Airport Recorder
Thermionic Multi Channel Airport Recorder - Thermionic Products Ltd
Picture No
13851071
Media ID
43660769
Size
2210px x 3044px
(1.8MB)
Credit
© Aviation Ancestry Collection / Mary Evans
Usage Restrictions
Editorial Use Only
Source
Aeroplane magazine - September 18th 1953
Date
1953





























