Related to X-5 variable-sweep wing aircraft

X-20 Dyna Soar on desert runway

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B-52 bomber with X-15 aircraft

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White Supersonic Jet

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U.S. Air Force cargo plane in flight

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X-15 rocket plane on tarmac

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X-15 Rocket Plane — Blue

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X-15 Rocket Plane — Blue, Dramatic, Photograph, Clouds

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U.S. Air Force cargo plane on tarmac

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U.S. Air Force Cargo Plane — Gray, Neutral, Afternoon, Photograph

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U.S. Air Force C-5 Galaxy at Sydney Airport

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US Air Force C-130 Hercules — Green, Serene, Afternoon

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Military Jets on Tarmac — Gray, Neutral

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C-5 Galaxy taking off

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X-15 Rocket Plane

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X-15 landing on lakebed

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Military Cargo Plane — Yellow

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A-10 Thunderbolt II — Blue, Dynamic, Afternoon, Photograph, Aircraft, Sky, Clouds, Gray

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U.S. Air Force aircraft taking off

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X-15 Rocket Plane — Blue, Dramatic

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Military Airplane in Flight — Green, Dynamic, Afternoon, Photograph, Propeller, Pilot, Field

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U.S. Air Force C-5 Galaxy — Gray

1920 × 1200

A-10 Thunderbolt II — Blue, Dramatic, Afternoon, Photograph, Aircraft, Sky

1024 × 768

Air-to-air refueling in progress

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C-17 Globemaster III — Gray, Dramatic, Photograph, Aircraft, Clouds

1024 × 768