The Man Who Counts
Poul Anderson
Nicholas Van Rijn (1)
War of the Wing-Men
Hiding Place
Territory
The Master Key
Lodestar
Trader to the Stars
Nicholas Van Rijn (2)
Satan's World
Nicholas Van Rijn (4)
Mirkheim
Nicholas Van Rijn (6)
Operation Afreet
Operation Chaos (1)
Operation Luna
Operation Chaos (2)
The Psycho-Technic League
Psychotechnic League (1)
The Sensitive Man
Star Ways
The Snows of Ganymede
Psychotechnic League (2)