Star Trek: Log Four (Star Trek: Logs, #4)

The fourth in a series of Star Trek: The Animated Series adaptations. Published by Ballantine Books in February 1975. Includes:

- The Time Trap (The Enterprise becomes trapped in the Delta Triangle, an area of space where many starships have gone missing. To make matters worse, the ship also has to defend itself from the Klothos, a Klingon vessel captained by Kor.)

- More Tribbles, More Troubles (While escorting a shipment of grain to Sherman's Planet, the Enterprise encounters three "old friends:" Koloth, Cyrano Jones--and tribbles!)

- The Terratin Incident (When a strange flash of light paralyzes the entire crew of the Enterprise, they begin to shrink. Kirk beams down to the nearest planet, Cepheus, and discovers a miniature race desperate to leave their volcanic homeworld.)