The Inside Star Trek newsletter is an invaluable source for Star Trek’s early voices. Issue 1 detailed William Shatner’s busy schedule, told us about searching through studio garbage and shared a made-up story about the Vulcan IDIC medallion.
George Takei was thrilled when John Wayne cast him in The Green Berets, but that robbed Takei of the chance to pick up a Tribble with Uhura on K-7.
Except that story is not quite true.
The Making of Star Trek is one of the most important books in TOS fandom, and Gene Roddenberry was an early advocate of the project.