https://www.cia.gov/legacy/museum/artifact/civil-air-transport-cat-notepad/
Civil Air Transport (CAT) Notepad - CIA
civil air transportcatnotepadcia
https://www.airandspaceforces.com/tag/civil-air-transport/
Civil Air Transport Archives | Air & Space Forces Magazine
civil air transportspace forcesarchivesmagazine
https://archive.org/stream/CivilAirTransport/Clandestine%20Services%20History%20-%20Civil%20Air%20Transport%20%28CAT%29%20A%20Proprietary%20Airline%201946-1955%20Volume%201_djvu.txt
Full text of "Civil Air Transport (CAT): A Proprietary Airline 1946-1955"
civil air transportfull text