| 0 | - | cover | 1 | pencils: Ed Cronin; inks: Ed Cronin | Bozo the Robot; Espionage [Black Ace] (inset); Abdul the Arab (inset); Archie O'Toole (inset); Wings Wendall (inset) |
| 1 | The Black Spot | comic story | 9 | script: Will Eisner; pencils: Will Eisner; inks: Will Eisner | Espionage [Black Ace]; Colonel Atwater; Franklin D. Roosevelt; Batu; The Black Spot (Villains); Vlamir Koran (Introduction); Mara Hani (Introduction, Dies) |
| 2 | The Big Radio Hoax | comic story | 2 | script: John Devlin; pencils: John Devlin; inks: John Devlin | Philpot Veep (intro); Waldo |
| 3 | Escape from Devil's Island | comic story | 1 | script: Terry Gilkison; pencils: Terry Gilkison; inks: Terry Gilkison | |
| 4 | The Murder of Max Gorman | comic story | 7 | script: Vern Henkel; pencils: Vern Henkel; inks: Vern Henkel | Chic Carter (intro); Monahan, DAILY STAR editor; Gloria Gorman; Van Drenn (villain, intro); Rocco (villain, intro) |
| 5 | The King's Visit | comic story | 4 | script: Ed Cronin; pencils: Ed Cronin; inks: Ed Cronin | Simple Simon; King Julius; Slaughterhouse |
| 6 | Mickey Rooney | comic story | 1 | script: Bernard Baily; pencils: Bernard Baily; inks: Bernard Baily | Mickey Rooney |
| 7 | Major Drake Is Missing | comic story | 7 | script: Vern Henkel; pencils: Vern Henkel; inks: Vern Henkel | Wings Wendall (intro); Major Drake; Balov (villain) |
| 8 | Apple of Invisibility | comic story | 2 | script: Bud Thomas; pencils: Bud Thomas; inks: Bud Thomas | Archie O'Toole; Gil O'Teen (villain) |
| 9 | Introducing the Invisible Hood | comic story | 4 | script: Art Pinajian; pencils: Art Pinajian; inks: Art Pinajian | The Invisible Hood [Kent Thurston] (introduction); Inspector Bill Blake; Maharajah of Raas; Peter Robinson; Butch (villain); Spike (villain) |
| 10 | The Baseball Fixers | comic story | 6 | script: George Brenner; pencils: George Brenner; inks: George Brenner | Clip Chance; his mother; Bob Brack; Slick (Villain); Butch (Villain) |
| 11 | The Ghost Express | comic story | 4 | script: Toni Blum; pencils: Bill Smith; inks: Bill Smith | Captain Cook; Kelly; The "Ghost Engineer" (Intro, Villain); Donald Kelly |
| 12 | Mystery at Catalina: Chapter 1 | text story | 2 | script: Jeffrey Spain | Tony Parelli; Sun Wang |
| 13 | Veron Gomez | comic story | 1 | script: Gill Fox; pencils: Gill Fox; inks: Gill Fox | Vernon Gomez |
| 14 | The Treachery of Murdock | comic story | 7 | script: Vern Henkel; pencils: Vern Henkel; inks: Vern Henkel | Abdul the Arab (intro); Hassan; Ali Bey; Col. Simpson; Sylvia Simpson; Murdock (Villain, Intro, Dies) |
| 15 | Iron Monster at Large Again | comic story | 7 | script: George Brenner; pencils: George Brenner; inks: George Brenner | Hugh Hazzard; Bozo the Robot (introduction, origin): Commissioner Hunt; Inspector Burke; Chief Blane; Pat; Dr. Von Thorp (villain, introduction) |