Welcome to The Retrogaming Oasis! Bundle of 45x Star Trek original series books. These are all from the Titan numbered series. In nice condition, many are in removable protective plastic wrappers. Some yellowing to the sides of some of the pages. Full list of numbers from this series as follows. 1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 13, 16, 17, 18, 19, 20, 21, 23, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 38, 39, 40, 41, 42, 45, 46, 47, 48, 49, 53, 55, 57, 58, 62.