| Issue | #4 |
| Published | October 1940 |
| Cover Price | 0.10 USD |
| Pages | 68 |
| Editing | Will Eisner |
| Characters | Uncle Sam |
| Genre | war; occult |
| Pencils | Lou Fine |
| Inks | Lou Fine |
| Characters | Uncle Sam; Nazis (villains) |
| Genre | war; occult |
| Script | Will Eisner |
| Pencils | Dan Zolnerowich? |
| Inks | Dan Zolnerowich? |
| Characters | Sally O'Neil; Barry Gilmore; William Taylor (first appearance); Jason and his gang (first appearance; villains) |
| Genre | detective |
| Script | Toni Blum |
| Pencils | Chuck Mazoujian |
| Inks | Chuck Mazoujian |
| Characters | Kid Patrol; Brass Knuckles (first appearance; villain); Nip (first appearance; villain); Tuck (first appearance; villain) |
| Genre | adventure; children; humor |
| Pencils | Charles Nicholas |
| Inks | Charles Nicholas |
| Characters | Prop Powers |
| Genre | aviation |
| Pencils | Clark Williams? |
| Inks | Clark Williams? |
| Characters | Pen Miller; Joe Steckar (first appearance; villain); Louie the Lout (first appearance; villain); other crooks (first appearance; villains); Pen's publisher (first appearance) |
| Genre | detective |
| Script | Klaus Nordling |
| Pencils | Klaus Nordling |
| Inks | Klaus Nordling |
| Characters | Wonder Boy |
| Genre | superhero |
| Script | Toni Blum |
| Pencils | John Celardo |
| Inks | John Celardo |
| Characters | Cyclone (last appearance); An old man (first appearance; villain) |
| Genre | superhero |
| Pencils | Henry Kiefer |
| Inks | Henry Kiefer |
| Characters | Kid Dixon [Danny "Kid" Dixon]; "Tiger" Tom Griffin (first appearance; villain); Mrs. Higgins (first appearance); Katherine Higgins (first appearance) |
| Genre | sports |
| Pencils | George Tuska |
| Inks | George Tuska |
| Characters | Yankee Doodle Boy |
| Script | Toni Blum [as Anthony Lamb] |
| Letters | typeset |
| Characters | Paul Bunyan; Johnson (first appearance); Stone and his gangsters (first appearance; villains) |
| Genre | folklore |
| Script | Herman Bolstein? |
| Pencils | John Celardo |
| Inks | John Celardo |
| Characters | Windy Breeze |
| Genre | humor |
| Script | Bill Newcombe |
| Pencils | Bill Newcombe |
| Inks | Bill Newcombe |
| Characters | Merlin the Magician [Jock Kellog]; Limey Joe (first appearance; villain); the Forty Thieves (first appearance; villains) |
| Pencils | Dan Zolnerowich |
| Inks | Dan Zolnerowich |