Star Trek: The Original Series - Tricorder Pack was a VHS collection - catalog number VHR 4373 - released by CIC Video in the UK on 3 June 1996 . The collection was created to promote the then-forthcoming re-release of Star Trek: The Original Series, and featured the episodes "The City on the Edge of Forever" and "The Trouble with Tribbles" . In addition, the documentary William Shatner's Star Trek Memories was included in the set. The set was packaged in the shape of a tricorder, and came with a twelve-page collectors booklet. The box set was discontinued on 1 October 1999 .