On October 14, 1947, the Bell X-1 became the first manned aircraft to exceed the speed of sound. This 13-minute-long video offers a brief overview of the entire X-1 research program, and serves as an introduction to the other content on the DVD "Supersonic: the Bell X-1."
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Негізгі бет Ғылым және технология Supersonic: the Bell X-1
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