A Short Sunderland Mk I flying boat of No. 10 Squadron, Royal Australian Air Force (RAAF), based at Oban, Argyll in Scotland, takes off from Oban Bay in August 1940. (Collection of Imperial War Museums.)
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Developed as a military version of the civilian S.23 Empire flying boat, the Short Sunderland was a long-range patrol bomber/reconnaissance flying boat developed by Short Brothers for the Royal Air Force (RAF), and named after the city of Sunderland in England.