How was the Blackbirds Program kept secret? By Agis F|2022-12-12T19:36:02+02:00Dec 12, 2022|Categories: Aviation| In the 1960s, secrecy, ingenuity and cooperation resulted in a series of airplanes that were invulnerable missiles, because they could outrun them. [Youtube] Related Posts Cycloidal Propellers on Aircraft Jul 17, 2025 | 0 Comments Bell to Build Rotor-Folding X-Plane Jul 14, 2025 | 0 Comments Viceroy Seaglider Rises out of the Water Jul 10, 2025 | 0 Comments Axion Jet-Powered Personal VTOL Aircraft Jul 9, 2025 | 0 Comments Leave A Comment Cancel replyComment Current ye@r * Leave this field empty Δ
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