The Time Trap Gambit
Jack Owen Jardine
Agent of T.E.R.R.A. (4)
The Sword of Lankor
Jack Owen Jardine & Julie Ann Jardine
The Mind Monsters
The Golden Goddess Gambit
Agent of T.E.R.R.A. (2)
The Flying Saucer Gambit
Agent of T.E.R.R.A. (1)
The Emerald Elephant Gambit
Agent of T.E.R.R.A. (3)