Summary and Key Points: The YF-12 was a twin-seat variant of Lockheed Martin’s A-12 reconnaissance aircraft, developed as an advanced long-range interceptor to surpass the Soviet MiG-25. -Despite its ...

The story of manned flight is replete with aircraft designers and aerospace engineers whose brilliance left their marks on the pages of history: The Wright Brothers (Orville and Wilbur); Mikhail ...

An aircraft unlike any other appeared suddenly on Feb. 29, 1964. President Lyndon Johnson announced the existence of the Lockheed “A-11,” a real aircraft with a purposely fake designation. The ...

https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001~!195913~!0#focus ...