Ace, New York, 1967, 1^st ed/paperback original.  G-617.  Based on the exciting MGM-Arena TV series.  MMPB, 159 pages.  Near fine; tight binding; tiny corner bends.  Interior clean and unmarked with tanned pages.  Agents Napoleon Solo and Illya Kuryakin.  ‘Two beautiful girls had been killed in a mysterious car wreck near Rio, and a large number of people seemed determined to discourage any investigation of the accident.  Since the girls were U.S. citizens, the FBI became interested … and they quickly alerted U.N.C.L.E.  When Napoleon Solo and Illya Kuryakin finally uncovered the secret hidden in the wilds of Brazil, it was only the beginning of their mission.  For now they faced a fantastic plot that could destroy the world … and the countdown to disaster had already started!’ (from rear wrap)