Abstract: The file contains correspondence (mainly telegrams) on two subjects. One subject is proposals for charter flights between Aden and Bombay by Ethiopian Airways, on behalf of the British Overseas Airways Corporation (BOAC). The other subject is the development of Czechoslovak civil aviation and British plans to obstruct Czech ambitions in this area. The file also contains a note on Anglo-Czech civil aviation relations produced by the Foreign Office, dated 20 April 1948: see folios 10-12.The main correspondents are the Commonwealth Relations Office and the Chief Secretary of Aden.Physical description: Foliation: the foliation sequence commences at the front cover with 1 and terminates at the inside back cover with 13; these numbers are written in pencil, are circled, and are located in the top right corner of the recto side of each folio.