In 1967 Jack D. Pickett, who was the publisher of an Air Force news letter for MacDill Air Force Base in Tampa, Florida, was asked to do a story documenting vintage experimental aircraft. While looking around the base salvage yard he spotted four circular-wing, saucer-shaped aircraft which he took an extreme interest in. He was told that these craft had been operational and had even nearly achieved spaceflight. When he asked why they had been relegated to the scrap heap, he was told that the...