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This German plane has a propeller… in the middle?

During World War II, Daimler-Benz explored an unconventional fighter concept built around a massive experimental V16 engine.
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Italy’s MC72: The fastest piston aircraft ever built

In the 1930s, Italy set out to reclaim national prestige through speed. The Macchi Castoldi MC72 seaplane, powered by a massive V24 engine and contra rotating propellers, shattered world records ...