There are a lot of 2nd hand zines for Star Trek: Classic Please see these pages:
Condition: 2nd Hand (Good Condition)
Includes stories by Welling, Arnason, Adsit, Hull, Wise, Hall
Condition: 2nd Hand (Good Condition)
From Poison Pen Press; includes fiction by Carraher, Johnpoll, Beetem, Leah Rosenthal, Gates, Yasner, Crites
Condition: 2nd Hand (Good Condition)
Zine featuring Leonard Nimoy in other roles
Condition: 2nd Hand (Middling Condition)
Condition: 2nd Hand (Middling Condition)