XB-70 Valkerie Pilot's Flight Operating Manual with Declassified Supplement Batsell Moore Waco it tells of characters and

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XB-70 Valkerie Pilot's Flight Operating Manual with Declassified Supplement Batsell Moore Waco it tells of characters andThe XB 70 Valkyrie was an aircraft ahead of its time. Designed with one of the highest lift to drag ratios in aviation history, the XB 70 challenged the known concepts of the flight envelope. The test program produced promising results, including a Mach 3 flight in May of 1966. Yet a disastrous collision later resulted in the loss of one of two prototypes, and the program was curtailed. Originally printed by NASA and the Air Force, this handbook