| 0 | With One Sweep Samson Destroyed the Battery and Routed the Foe | cover | 1 | pencils: Lou Fine; inks: Lou Fine | Samson |
| 1 | The Attack of Dragor | comic story | 13 | script: Will Eisner; pencils: Alex Blum; inks: Alex Blum | Samson; Dragor (villain, introduction); Ratonians (villains, introduction) |
| 2 | Rip-The-Blood | comic story | 6 | script: Fletcher Hanks; pencils: Fletcher Hanks; inks: Fletcher Hanks; letters: Fletcher Hanks | Stardust First |
| 3 | Saladin's Hostage | comic story | 8 | pencils: Grieg Chapian; inks: Grieg Chapian | The Golden Knight [Sir Richard of Warwick]; Lady Elissa (introduction); Saladin (villain, introduction); Saracens (villain) |
| 4 | Sabotage Rampant in the U.S.A. | comic story | 6 | script: Jack Farr; pencils: Jack Farr; inks: Jack Farr; letters: Jack Farr | Yank Wilson; Count Lustig Von Blackgard (villain, introduction); Czolgotz (villain, introduction); Anschuluzz (villain, introduction); Tryzvoin (villain, introduction); Schuldoki (villain, introduction) |
| 5 | West of Tanganyika | text story | 2 | script: Alan Defoe; pencils: Bob Powell; inks: Bob Powell | |
| 6 | The Battle of the Earth Against the Martian Ogres | comic story | 6 | script: Fletcher Hanks; pencils: Fletcher Hanks; inks: Fletcher Hanks; letters: Fletcher Hanks | Space Smith; Dianna; the Martians (villains) |
| 7 | - | comic story | 5 | script: Toni Blum; pencils: Bill Bossert; inks: Bill Bossert | Captain Kidd; The Voice (villain, introduction, death) |
| 8 | The Secrets of Magc | comic story | 1 | pencils: Fred Schwab; inks: Fred Schwab | |
| 9 | - | comic story | 4 | script: Fred Schwab; pencils: Fred Schwab; inks: Fred Schwab; letters: Fred Schwab | Professor Fiend |
| 10 | Return to Mars | comic story | 6 | pencils: Don Rico, Claire S. Moe; inks: Don Rico, Claire S. Moe | Flick Falcon; Three-Armed Men (villains); the Martians (villains) |
| 11 | The Rebels of the Deep | comic story | 7 | pencils: Henry Kiefer; inks: Henry Kiefer | Sub Saunders; Naulus (villain, death); the frog-men (villains) |