| 0 | - | cover | 1 | pencils: Creig Flessel; inks: Creig Flessel | |
| 1 | Mystery!.. Thrills! | promo (ad from the publisher) | 0.7 | pencils: Creig Flessel; inks: Creig Flessel | |
| 2 | - | credits, title page | 0.3 | letters: typeset | |
| 3 | The Train Robbery, Part 23 | comic story | 3 | script: Homer Fleming; pencils: Homer Fleming; inks: Homer Fleming | |
| 4 | Episode 19 | comic story | 4 | script: Tom Hickey; pencils: Tom Hickey; inks: Tom Hickey | |
| 5 | - | comic story | 2 | script: Alger; pencils: Alger; inks: Alger | |
| 6 | The Red Hatchet, Part 2 | comic story | 2 | script: Will Ely; pencils: Will Ely; inks: Will Ely | The Red Hatchet (villain) |
| 7 | - | comic story | 4 | script: Jerome Siegel; pencils: Joe Shuster; inks: Joe Shuster | Steve Carson |
| 8 | - | in-house column | 1.75 | script: ? (as Steve Carson); letters: typeset | |
| 9 | - | statement of ownership | 0.25 | script: Malcolm Wheeler-Nicholson | |
| 10 | Episode 21 | comic story | 4 | script: Merna Gamble, Charles Dickens; pencils: Merna Gamble; inks: Merna Gamble | |
| 11 | Pearl of the Bleeding Heart, Part 8 | comic story | 4 | script: Will Ely; pencils: Will Ely; inks: Will Ely | Nadir; Arcot; Job (villain, death); the Captain |
| 12 | - | comic story | 1 | script: Alger; pencils: Alger; inks: Alger | |
| 14 | - | cartoon | 0.67 | | |
| 15 | Episode 21 | comic story | 4 | script: Sven Elven; pencils: Sven Elven; inks: Sven Elven | |
| 16 | Boomerang Jones | comic story | 8 | script: Fred Guardineer; pencils: Fred Guardineer; inks: Fred Guardineer | Boomerang Jones (introduction); Mungo (introduction); Slug (introduction, villain); Slug's gang of kidnappers (introduction, villain) |
| 17 | - | letters page | 0.9 | script: Ann Leslie | |
| 19 | - | comic story | 1 | script: Alger; pencils: Alger; inks: Alger | |
| 20 | Murder at the Thousand Bleeding Dragons, Part 8 | comic story | 2 | script: Joe Donohoe; pencils: Joe Donohoe; inks: Joe Donohoe | Sgt. Carey; Sleepy; Lee Fun; Sin Fu (villain) |
| 21 | Episode 2 | comic story | 4 | script: Sven Elven; pencils: Sven Elvén; inks: Sven Elvén | |
| 22 | - | cartoon | 1 | script: Stan Asch; pencils: Stan Asch; inks: Stan Asch | |
| 23 | - | text article | 1 | script: I. W. Magovern | Peter Lorre; Shirley Temple |
| 24 | Rajah Marajah, Part 20 | comic story | 4 | script: Homer Fleming; pencils: Homer Fleming; inks: Homer Fleming | Rajah Maharajah (villain) |
| 25 | Episode 11 | comic story | 4 | script: Malcolm Wheeler-Nicholson; pencils: Munson Paddock; inks: Munson Paddock | |
| 26 | - | comic story | 2 | script: Ellis Edwards; pencils: Ellis Edwards; inks: Ellis Edwards | |
| 27 | The Revenge of Devachan, Part 10 | comic story | 4 | script: Creig Flessel; pencils: Creig Flessel; inks: Creig Flessel | Steve Conrad; Myra; Devachan (villain) |
| 28 | - | cartoon | 1 | script: Stan Asch; pencils: Stan Asch; inks: Stan Asch | |
| 29 | Money Romance | comic story | 1 | | |