One version of the plane that never made it off the drawing boards was the 747 Trijet. In the 1960s and 1970s, the company ...
NASA engineers fired the engines on the X-59 research aircraft in advance of planned test flights to determine if the ...
One version of the plane that never made it off the drawing boards was the 747 Trijet. In the 1960s and 1970s, the company toyed with building a three-engine commercial plane. This would have seen ...
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