| 0 | - | cover | 1 | pencils: Irv Novick; inks: Irv Novick | Steel Sterling [John Sterling]; Black Jack [Jack Jones] (introduction); Adolf Hitler (villain); Josef Goebbels (villain) |
| 1 | The Secret Jungle Airdrome | comic story | 14 | script: Joe Blair; pencils: Irv Novick; inks: Irv Novick | Steel Sterling [John Sterling]; Clancy McGinty (Police); Looney; Captain Schmidt (villain, introduction); Nazis (villains) |
| 2 | - | promo (ad from the publisher) | 1 | | |
| 3 | - | comic story | 11 | pencils: Al Camy; inks: Al Camy | Black Jack [Jack Jones] (introduction, origin); Whitey (introduction, death); Mr. Larson (introduction); Lucky Lavitto (villain, introduction); Baxter (villain, introduction); Lavitto's gang (villains, introduction for all) |
| 4 | - | comic story | 6 | script: Joe Blair; pencils: Lin Streeter; inks: Lin Streeter | Wilbur Wilkin; Betty Fox (introduction); J. A. McGeery (introduction) |
| 5 | Greenland Adventure | comic story | 7 | script: Joe Blair; pencils: Lin Streeter; inks: Lin Streeter | Captain Valor (Marine); Slim (Marine); Slam (Marine); Sergeant Hogan (Marine); Nazis (villains) |
| 6 | The Rodeo Murder Plot | comic story | 6 | pencils: Frank Volp; inks: Frank Volp | Nevada Jones; Little Joe (sidekick); Wilson (rancher); Mike Slade (villain, introduction) |
| 7 | - | comic story | 6 | script: Joe Blair; pencils: Ed Smalle; inks: Ed Smalle | Tim Shane; Tom Shane; Swen; Nazis (villains) |
| 8 | The Maharajah of Madowa | comic story | 7 | pencils: R. Louis Golden; inks: R. Louis Golden | Dicky; Maharjah of Madowa (villain, introduction); Lunar (villain, introduction) |
| 9 | - | promo (ad from the publisher) | 1 | pencils: Seymour Pearlstein; inks: Seymour Pearlstein | |
| 10 | War of the Circuses | comic story | 5 | script: Harry Shorten; pencils: Bob Montana; inks: Bob Montana | Zambini (magician); Mr. Gallop (introduction); Swafford (villain, introduction); Socko (villain, introduction); their gang (villains, introduction) |