Schneider

The new Supermarine S 6B seaplane is rolled out to the slipway at Calshot
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11th August 1931: The new Supermarine S 6B seaplane is rolled out to the slipway at Calshot, Southampton, for a trial flight by Flight Lietutenant Long in preparation for the Schneider Trophy competition. The S.6B was the first plane to fly at over 400 miles per hour. (Photo by Hudson/Topical Press Agency/Getty Images)