Which British aeronautical engineer, knighted in 1968, designed the first swing-wing aircraft?
Sir Barnes Neville Wallis Sir Neville Barnes Wallis Barnes Wallis Barnes Wallace SIR NEVILLE BARNES WALLIS Sir Barnes Wallis Barnes Neville Wallis
sir neville barnes wallis barnes neville wallis sir barnes wallis sir barnes neville wallis barnes wallis barnes wallace
sir neville barnes wallis
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SIR NEVILLE BARNES WALLIS