| 0 | - | cover | 1 | pencils: Charles Biro; inks: Charles Biro | Steel Sterling, John Sterling |
| 1 | The Radium Robbers | comic story | 12 | script: Charles Biro; pencils: Charles Biro; inks: Charles Biro | Steel Sterling [John Sterling]; Walter Cummings (scientist); Dora Cummings (daughter); Black Knight (villain) |
| 2 | - | comic story | 1 | script: Kin Platt; pencils: Kin Platt; inks: Kin Platt | Mugsy (dog) |
| 3 | - | comic story | 6 | script: Harry Shorten; pencils: Irv Novick; inks: Irv Novick | The Scarlet Avenger (Jim Kendall); Texa (Villain); President Franklin D. Roosevelt |
| 4 | Slade Bowman's Boast | comic story | 6 | pencils: Frank Volpe; inks: Frank Volpe | Nevada Jones; Little Joe (sidekick); Slade Bowman (train bandit); Bud Jones (undercover man) |
| 5 | - | comic story | 6 | script: Harry Shorten; pencils: Robert Pious; inks: Robert Pious | Kalthar; Bwonga; Pharoah; Bogdu (ape) |
| 6 | The Munitions Works Mission | comic story | 8 | pencils: Ed Smalle; inks: Ed Smalle | Tim Shane (pilot); Tom Shane (pilot); Kermit (pilot); Herr Schultz (Villain) |
| 7 | Frontier Tamers | text story | 2 | pencils: ? [as D.H.M.] (signed) (2 spot illustrations); inks: ? [as D.H.M.] (signed); letters: typeset | Wanglin (gunman); Tom Smith; Raccoon (mascot) |
| 8 | Yat Sing's Poison Plot | comic story | 8 | script: Abner Sundell; pencils: Mort Meskin; inks: Mort Meskin | Captain Valor; Ronnie; his sister Angie; Big Dip; Yat Sing (Villain); Tania (Villain) |
| 9 | The Diamond Cattle Smugglers | comic story | 6 | script: Edd Ashe; pencils: Edd Ashe; inks: Edd Ashe | Mr. Satan (Dudley Bradshaw); Doris O'Day (rancher) |
| 10 | The Daughter of the Mermen | comic story | 8 | script: Joe Blair; pencils: Elmer Wexler; inks: Elmer Wexler | Zambini (magician); Magi (Villain; Introduction) |