1956:
Air Transport (Charter) (C.I.) Ltd
Air Transport (Charter). Radio Design, Maintenance & Testing
Rec. Num. 1 of 2
Source: Aeroplane January 13th 1956
1956:
Air Transport (Charter) (CI) Ltd
Air Transportt Charter. Navigation Marker Receiver Type RATC.64A
Rec. Num. 2 of 2
Source: Flight July 6th 1956