Short S23 'Empire' Flying Boat 'Canopus', 1936.
© Science Museum / Science & Society Picture Library
Model (scale 1:24). Imperial Airways ordered 28 Flying Boats from the Short Brothers of Rochester, Kent, following the British Government's decision to carry all mail to the Empire by air without a surcharge. British Overseas Airways continued using them throughout World War II, and they were last operated in 1947.