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  • History in Two: Dyna-Soar

    The Dyna-Soar program (System 464L), initiated on  October 10, 1957, took three separate, but related studies on manned, hypersonic weapons and reconnaissance systems (Hywards (SR-131), Bomi/Brass Bell (SR-12) and Robo (SR-126)) and merged them into a single, three-phased program. The research