Question

details about Lockheed YF-12​

Answer 1

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The Lockheed YF-12 is an American prototype interceptor aircraft evaluated by the United States Air Force in the 1960s. The YF-12 was a twin-seat version of the secret single-seat Lockheed A-12 reconnaissance aircraft, which led to the U.S. Air Force's Lockheed SR-71 Blackbird twin-seat reconnaissance variant.

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Answer 2

The Lockheed YF-12 is an American prototype interceptor aircraft evaluated by the United States Air Force in the 1960s. The YF-12 was a twin-seat version of the secret single-seat Lockheed A-12 reconnaissance aircraft, which led to the U.S. Air Force's Lockheed SR-71 Blackbird twin-seat reconnaissance variant.