1975 The Sowers of Thunder
Tigers of the Sea
Worms of the Earth
A Gent From Bear Creek
The Vultures of Whapeton
The Incredible Adventures of Dennis Dorgan
1976 The Lost Valley of Iskander
The Iron Man
The Book of Robert E. Howard
The Second Book of Robert E. Howard
Pigeons from Hell
1977 Black Vulmea's Vengeance
The Sword Woman
Three-bladed Doom