Traitor's Purse
Margery Allingham
Campion (11)
The Merman's Children
Poul Anderson
The Rainbow Abyss
Barbara Hambly
Sun Cross (1)
Hour of the Gremlins
Gordon R. Dickson & Ben Bova
Combat Unit
Keith Laumer
Bolo (1)
The Last Command
Bolo Strike
William H. Keith, Jr.
Bolo (2)
Bolo Rising
William H. Keith, Jr. & Keith Laumer
Bolo (8)