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The Time I Found a Formerly Top Secret D-21 Supersonic Drone in the Arizona Desert - The Aviationist
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Modified B-52H, carrying two D21 supersonic drones together with their rocket boosters to achieve the speed for their ramjets to operate. : r/WeirdWings
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The Time I Found a Formerly Top Secret D-21 Supersonic Drone in the Arizona Desert - The Aviationist
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