| 0 | - | cover | 1 | pencils: Gill Fox; inks: Gill Fox | The Clock [Brian O'Brien]; Jane Arden (inset); The Black Condor [Richard Grey, Jr.] (inset); Alias the Spider [Thomas Hallaway] (inset); Molly the Model |
| 1 | The Great Yaho | comic story | 9 | pencils: Charles Sultan; inks: Charles Sultan | The Black Condor [Richard Grey, Jr.]; George Allison (death); The Great Yaho (villain, introduction, a golem); Chief of the Yaqui Indians (villain, introduction) |
| 2 | - | comic story | 2 | script: John Devlin; pencils: John Devlin; inks: John Devlin | |
| 3 | - | comic story | 1 | script: Ed Reed; pencils: Ed Reed; inks: Ed Reed | |
| 4 | The Brain Bandits | comic story | 5 | script: Vern Henkel; pencils: Vern Henkel; inks: Vern Henkel | Space Legion; Rock Braddon; The Brain Master (villain, introduction, death); Gor (villain, introduction) |
| 5 | The Lightning Murders | comic story | 5 | script: Art Pinajian; pencils: Art Pinajian; inks: Art Pinajian | Madam Fatal [Richard Stanton]; Fielding Garr; Tom Stanton (Stanton's son); The Electrical Wizard (villain, introduction, death) |
| 6 | The Shark and the Mermazons | comic story | 5 | script: Henry Kiefer; pencils: Henry Kiefer; inks: Henry Kiefer | The Red Torpedo [Jim Lockhart]; Queen Klitra (Queen of the Mermazons, introduction); Mermazons (mermaid Amazons, introduction for all); The Black Shark (villain); the King of Caverns (villain, introduction) |
| 7 | - | comic story | 4 | script: Bob Zuppke; pencils: Walt Depew; inks: Walt Depew | |
| 8 | Bringing Down Rocco Flint | comic story | 6 | script: Paul Gustavson; pencils: Paul Gustavson; inks: Paul Gustavson; letters: Paul Gustavson | The Spider [Tom Halloway]; Chuck; The Black Widow (the Spider's car, introduction); Doc Norton; Rocco Flint (villain, introduction, death) |
| 9 | The Volcano Crooks | comic story | 4 | script: Terrence Macauley; pencils: Nick Cardy; inks: Nick Cardy | Lee Preston; Dr. Grayson (introduction) |
| 10 | Little Nooralgia | comic story | 2 | script: Gill Fox; pencils: Gill Fox; inks: Gill Fox | Nooralgia (villain, introduction) |
| 11 | - | comic story | 2 | script: Monte Barrett; pencils: Russell Ross; inks: Russell Ross | |
| 12 | - | comic story | 2 | script: Monte Barrett; pencils: Russell Ross; inks: Russell Ross | |
| 13 | The Beast of Burma | text story | 2 | script: Larry Spain | Eric Vale |
| 14 | - | comic story | 1 | script: Rube Goldberg; pencils: Rube Goldberg; inks: Rube Goldberg | |
| 15 | Ray of Death | comic story | 5 | script: Harry Campbell; pencils: Henry Taylor; inks: Henry Taylor | Wizard Wells; Tug; Mary Perry; Astro (villain, introduction, death) |
| 16 | - | comic story | 2 | script: Arthur Beeman; pencils: Arthur Beeman; inks: Arthur Beeman | |
| 17 | Robbers from Hades | comic story | 7 | script: George Brenner; pencils: George Brenner; inks: George Brenner | The Clock [Brian O'brien]; Pat "Pug" Brady; The "Devil" (villain, introduction, death); the Robbers From Hades (villains, introduction for all, all die) |