YF-12A Blackbird walk around
The first member of the Blackbird family to go on display, 60-0935 is the last surviving YF-12A. It is seen here in the NMUSAF's Research & Development Gallery, underneath the XB-70 Valkyrie, and adjacent to the North American X-15A-2.
YF-12 reading:
Edwards Air Force Base: Open House at the USAF Flight Test Center 1957-1966: A Photo Chronicle of Aircraft Displayed Coverage includes several pages of YF-12A photos
"USAF Stresses YF-12A Interceptor Role" Aviation Week & Space Technology October 5, 1964 p.16-17 2 photos
"Lockheed YF-12A Flight Demonstration Reveals Design Details" Aviation Week & Space Technology October 12, 1964 p.30-33 15 photos
Photo: "USAF/Lockheed YF-12A" Aviation Week & Space Technology October 19, 1964 front cover
"Seven Tentative Flight Records Set by USAF/Lockheed YF-12As" Aviation Week & Space Technology May 10, 1965 p.33
Photo: "Forward Delta of YF-12A Altered" Aviation Week & Space Technology May 17, 1965 p.67
Photo: "Lockheed YF-12A Details Shown" Aviation Week & Space Technology June 28, 1965 p.70
"Seven Tentative Flight Records Set by USAF/Lockheed YF-12As" Aviation Week & Space Technology May 10, 1965 p.33
Photo: "YF-12 flies NASA research mission with F-104 chase aircraft" Aviation Week & Space Technology August 3, 1970 front cover
Donald E. Fink "NASA YF-12A Proves Valuable Testbed" Aviation Week & Space Technology August 13, 1973 p.44-46
"YF-12s in Supersonic Research Program" Aviation Week & Space Technology August 20, 1973 p.17