Gardner F. Fox; The Hunter out of Time
Copyright, 1965, Ace Books, Inc.
New York, N. Y.
This is actually a first edition of this paperback that I acquired through Paperback Swap dot com.
Kyrik: Warlock Warrior
A Leisure Book, April 1975
Published by Nordon Publications, Inc. New York, N. Y.
Copyright, 1975, Nordon Publications, Inc.
I have not read either one of these books yet but I am currently reading the trade paperback edition of DC Comics Crisis On Multiple Earths which was also scripted by Gardner Fox.