27 paperback books from the Star Trek series. All are in Very Good to Like New condition except 1 (see below). Most are published by Pocket Books. All have different authors.

Star Trek Log One by Alan D. Foster from DelRey Books- This one is in good condition, slight water damage on the last few pages
Star Trek: The New Voyages by Sondra Marshak (ed) - light edge wear
Star Trek Novel: The Wounded Sky by Diane Duane
Star Trek Engines of Destiny by Gene Deweese
Star Trek The Brave and The Bold Book 1 by Keith DeCandido
Star Trek The Badlands Book 2 by Susan Wright
Star Trek Deep Domain #33 by Howard Weinstein
Star Trek The Final Nexus #43 by Gene Deweese
Star Trek Vulcan's Glory #44 by D. C. Fontana
Star Trek A Flag Full of Starts #54 by Brad Ferguson
Star Trek The Great Starship Race #67 by Diane Carey
Star Trek The Next Generation Crossover by Michael Friedman
Star Trek The Next Generation Q-In-Law by Peter David
Star Trek The Next Generation The Continuum book 2 by Greg Cox
Star Trek Captains Peril by William Shatner
Star Trek Spectre by William Shatner
Star Trek Yesterday's Son by A.C. Crispin
Star Trek Time for Yesterday by A.C. Crispin
Star Trek Crucible: Spock The Fire and the Rose by David George III
Star Trek The Entropy Effect by Vonda McIntyre
Star Trek The Ashes of Eden by William Shatner
Star Trek TimeTrap by David Dvorkin - cover is very worn 
Star Trek The Return by William Shatner - cover very worn with missing pieces
Star Trek Captain's Glory by William Shatner
Star Trek Captain's Blood by William Shatner
Star Trek The Next Generation The Romulan Prize
Star Trek Avenger