It has been asserted that the Boeing NB-52B Stratofortress, carrying Air Force serial 52-0008, can lay claim to being the airplane that has seen and participated in more history than any other single airplane. This calendar features a dozen pictures of the NB-52B carrying some of the research vehicles that it launched over the years. Photo sources: Air Force, NASA, Richard Lockett, Brian Lockett: North American X-15-1, 1960 North American X-15-3, 1963 North American X-15A-2, 1967 Northrop HL-10, 1969 Martin-Mariettta X-24A, 1970 Northrop M2-F3, 1972 Martin-Mariettta X-24B, 1973 Orbital Sciences Pegasus, 1989 Supersonic Supercruise, 1995 X-38 V-131R, 2000 X-43A Hyper-X, 2004