Thomas Jefferson worked with soldiers.
Caledonian Airways Flight 153 was a multi-leg nonscheduled passenger service from Luxembourg via Khartoum , Lorenzo Marques -LRB- nowadays Maputo -RRB- , Douala and Lisbon , before heading back to Luxembourg .. Caledonian Airways. Caledonian Airways. Luxembourg. Luxembourg - Findel Airport. Khartoum. Khartoum International Airport. Douala. Douala. Lisbon. Lisbon Portela Airport. On 4 March 1962 a Douglas DC-7C flying the route , registration G-ARUD , crashed shortly after takeoff from Douala International Airport , Douala , Cameroon in a swamp on the edge of a jungle 1.5 mi off the airport .. Douala International Airport. Douala International Airport. Douala. Douala. Cameroon. Cameroon. It is the worst crash of a DC-7 .