This vintage paperback novel is entitled "Man From U.N.C.L.E." #11 "Invisibility Affair" by author Thomas Stratton, published by Ace Books in 1967. It is part of the Man From U.N.C.L.E. book series and falls under the genres of action, crime, and thriller, with a focus on espionage. The novelization has a total of 158 pages and was written in English during the 1960s in the United States. This collectible item is a great addition for fans of vintage literature and suspenseful reads.