vi: Kommentar: Introduction (Fredric Brown)
vii: Kommentar: Preface (Mack Reynolds)
1: The Wheel of Time (Robert Arthur)
16: A Logic Named Joe (Murray Leinster)
31: Simworthy's Circus (Larry T. Shaw)
43: The Well-Oiled Machine (Horace B. Fyfe)
56: The Swordsmen of Varnis (Clive Jackson)
59: Paradox Lost (Fredric Brown)
75: Muten (Eric Frank Russell)
91: The Martians and the Coys (Mack Reynolds)
102: The Ego Machine (Henry Kuttner)
143: The Cosmic Jackpot (George O. Smith)
157: The Abduction of Abner Greer (Nelson Bond)