| 0 | - | cover | 1 | pencils: Lou Fine; inks: Reed Crandall | Uncle Sam; Quicksilver (inset); Kid Patrol (inset); Sally O'Neil (inset) |
| 1 | Genius of Destruction | comic story | 9 | script: Will Eisner; pencils: Lou Fine; inks: Lou Fine | Uncle Sam; Buddy; An evil inventor and his gang (first appearance; villains) |
| 2 | The Slumlord | comic story | 6 | script: Toni Blum; pencils: Mort Leav; inks: Mort Leav | Sally O'Neil; Leon (first appearance; villain);Leon's wife (first appearance; villain); Liverton (first appearance; villain); Gerald Payson (first appearance) |
| 3 | Treasure Hunt | comic story | 5 | pencils: Charles Nicholas; inks: Charles Nicholas | Kid Patrol [Sunshine; Teddy; Porky]; Pat |
| 4 | Attack on the Cambria | comic story | 5 | pencils: Witmer Williams; inks: Witmer Williams | Prop Powers; Nazis (villains) |
| 5 | The Weeping Willow | comic story | 1 | script: Jack Cole; pencils: Jack Cole; inks: Jack Cole | Windy Breeze |
| 6 | Bout with Pajamah | comic story | 5 | script: Klaus Nordling; pencils: Klaus Nordling; inks: Klaus Nordling | Kid Dixon [Danny "Kid" Dixon; as Dick Nixon]; Pajamah (first appearance; villain) |
| 7 | The Smithtown Slum Revolt | comic story | 6 | pencils: Nick Cardy; inks: Nick Cardy | Quicksilver [Max Crandall]; The Lansmen (villains, introduction for all) |
| 8 | The Rhumba Murder | comic story | 4 | pencils: John Cassone; inks: John Cassone | Jose (first appearance; death); Rita (first appearance); Aztal (first appearance; villain) |
| 9 | - | comic story | 1 | script: Arthur Beeman; pencils: Arthur Beeman; inks: Arthur Beeman | Miss Winky |
| 10 | The Mail Train Robbery | comic story | 5 | pencils: Al Bryant; inks: Al Bryant | Wonder Boy |
| 11 | The Eagle Speaks | text story | 2 | script: Bob Anthony | |
| 12 | The Case of Croaker Corvan | comic story | 4 | script: Klaus Nordling; pencils: Klaus Nordling; inks: Klaus Nordling | Pen Miller; Croaker Corvan and Murder, Ltd. (first appearance; villains) |
| 13 | Wreck on the Trestle | comic story | 4 | pencils: Reed Crandall; inks: John Cassone | Paul Bunyan; Saboteurs (first appearance; villains) |
| 14 | - | comic story | 1 | script: Gill Fox; pencils: Gill Fox; inks: Gill Fox | Cyclone Cupid |
| 15 | - | comic story | 6 | script: Fred Guardineer; pencils: Fred Guardineer; inks: Fred Guardineer | Merlin the Magician [Jock Kellog]; the Japanese (villains) |