Togo – Convair 440 Aircraft – 1000 Francs – 2003 – Proof Silver Crown – Color – The Convair 440 is an American airliner introduced in 1954 as a modification of earlier Convair airliners which had been produced during the late 1940’s. It is powered by two Pratt And Whitney R-2800-CB17 Wasp radial piston engines providing a top speed of 288 miles per hour. The Convair 440 carries a flight crew of two or three and up to 52 passengers or more than 12,800 pounds of freight in the cabin. Various Convair 440 aircraft are in service with the military forces throughout the world.