Time Traders II
Andre Norton
Time Traders/Ross Murdock (2)
Time Traders
Time Traders/Ross Murdock (1)
Key Out of Time
Time Traders/Ross Murdock (4)
Galactic Derelict
Firehand
Andre Norton & P. M. Griffin
Time Traders/Ross Murdock (5)
Echoes in Time
Andre Norton & Sherwood Smith
Time Traders/Ross Murdock (6)
The Defiant Agents
Time Traders/Ross Murdock (3)
Atlantis Endgame
Time Traders/Ross Murdock (7)