Local workers construct a temporary dam on the River Dangu, Belgian Congo (Zaire). The dam was being constructed in order to create a lake to allow the flying boat 'Corsair' to take off. The Imperial Airways flying boat had made an enforced landing in March 1939, and was at first thought to be unrepairable, and the order given for it to be dismantled. A company engineer from Alexandria thought otherwise, and repairs were made and a first dam constructed. The attempt to take off in June 1939 fa