“Cry Vengeance” actually offers two stories for the price of one, as it features a follow-up to the TOS episode “The Doomsday Machine” and an original murder-and-mystery story titled “Robot.”
This has 48 pages.
Star Trek: New Visions: Spotlight, gathers together several previous New Visions photonovels by Byrne, specifically the 2013 annual, “Strange New Worlds,” and the feature-length stories “The Mirror Cracked” and “Time’s Echo.”
This has 140 pages.
Source Star Trek.com