| 0 | - | cover | 1 | pencils: Lou Fine; inks: Lou Fine | Uncle Sam; Buddy Smith |
| 1 | Uncle Sam Leads the Way | comic story | 9 | script: Will Eisner; pencils: Dave Berg; inks: Dave Berg | Uncle Sam; the Nazis (villains) |
| 2 | The Counterfeiter's Gang | comic story | 6 | script: Toni Blum; pencils: Chuck Mazoujian; inks: Chuck Mazoujian | Sally O'Neil; The Lupino Gang (first appearance; villains); Barry Gilmore; Mrs. Stoner (first appearance); Joey Stoner (first appearance) |
| 3 | School Days | comic story | 5 | pencils: Charles Nicholas; inks: Charles Nicholas | Kid Patrol; Slug Muggins (first appearance; villain); Daisy Ricco (first appearance; villain); Prof. Tinker (first appearance) |
| 4 | Search for the Ape-Men | comic story | 5 | pencils: John Celardo; inks: John Celardo | Paul Bunyan; King; Professor Daniels (introduction); a tribe of ape-men (introduction for all) |
| 5 | The Lost Mountain of Gold | comic story | 6 | script: Toni Blum; pencils: Nick Cardy; inks: Nick Cardy | Wonder Boy; Jed (first appearance); other prospectors (first appearance) |
| 6 | Crime at the State Fair | comic story | 6 | pencils: Nick Cardy; inks: Nick Cardy | Quicksilver; Tony Sinn and his gang (first appearance; villains) |
| 7 | Enter: Lank Loomis | comic story | 8 | pencils: Witmer Williams; inks: Witmer Williams | Prop Powers; Lank Loomis (first appearance); Count Von Krum (first appearance; villain); the Nazis (villains) |
| 8 | The Registration Racketeers | comic story | 4 | script: Klaus Nordling; pencils: Klaus Nordling; inks: Klaus Nordling | Pen Miller; Kasgar (first appearance; villain; death) |
| 9 | Yankee Doodle Boy | text story | 2 | script: Anthony Lamb | Yankee Doodle Boy |
| 10 | Saving the Tiger | comic story | 5 | pencils: George Tuska; inks: George Tuska | Kid Dixon [Danny "Kid" Dixon]; Tiger (first appearance; a boxer); A gang of crooks (villains) |
| 11 | - | comic story | 2 | script: Bill Newcombe; pencils: Bill Newcombe; inks: Bill Newcombe | Windy Breeze |
| 12 | Flight to Fairyland | comic story | 7 | pencils: Dan Zolnerowich; inks: Dan Zolnerowich | Merlin the Magician [Jock Kellog]; Mr. Grone (introduction); Princess of Fairyland (introduction); Prince Allen (introduction) |