Stage Two (1974)
The Man from Ger (1974) (writing as Paul Muller)
The Assimilator (1974) (writing as Mark Bannon)
Ex Minus (1974) (writing as Paul Conrad)
Menace from Magor (1974) (writing as Scott Howell)
Operation Mora (1974) (writing as Christopher King)
A Slip in Time (1974) (writing as Floyd Gibson)
The Wayward Robot (1974) (writing as Mark Bannon)
Brother Gib (1975) (writing as Paul Muller)
Last Man on Kluth V (1975) (writing as Paul Conrad)
The Manufactured People (1975) (writing as Floyd Gibson)
Passage to Oblivion (1975) (writing as Scott Howell)
Shadow of Gastor (1975) (writing as Floyd Gibson)
The Slave Bug (1975) (writing as Paul Conrad)
The Tomorrow Station (1975) (writing as Mark Bannon)
The World of Jonah Klee (1975) (writing as Christopher King)