Dell, New York, 1967, 1^st pr thus.  Mass market paperback, 350 pages.  Good; wraps show some edge and cover wear, age toning, reading creases, short edge tear at lower front spine edge; binding sound.  Prior owner’s name on first page; remainder of interior clean and unmarked with tanned pages; black & white photo plate section.  ‘The amazing account of a husband and wife who revealed under hypnosis their kidnapping for two “lost hours” aboard a “flying saucer.”’ (from front wrap)