First mass-market edition following a self-published first edition in 1969. Title is per title page: cover and spine omit "The". An episode guide to the original 1966-69 Star Trek TV series and its 1972-74 animated spin-off, with a character/location index. Front cover includes a wheel that served as an index/table of contents for individual episodes. Based on a concept by Dorothy Jones Heydt. Trade paperback, 256 pages.