23 sett 1947 anni - 9/23/1947 Lt. Gen. Nathan Twining, USAF (later chair of Joint Chiefs of Staff, 1957-1960) "It is the opinion that... The phenomenon is something real and not visionary or fictitious... The reported operating characteristics such as extreme rates of climb, maneuverability (particularly in roll), and motion which must be considered evasive when sighted or contacted by friendly aircraft and radar... Metallic or light reflecting surface... Circular or elliptical in shape."

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https://www.geekslop.com/life/strange/ufos-and-aliens/2016/twining-memo-1947-letter-us-general-roswell-confirms-ufos-are-real

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