| 0 | - | cover | 1 | pencils: Ed Cronin; inks: Ed Cronin | The Black Condor First, The Clock, Richard Grey, Jr. / Thomas Wright First, Madam Fatal First, Brian O'Brien, Richard Stanton First |
| 1 | The Story of Pug Brady | comic story | 7 | script: George Brenner; pencils: George Brenner; inks: George Brenner | Pug Brady First, The Clock, Brian O'Brien |
| 2 | - | comic story | 1.5 | script: Monte Barrett; pencils: Russell Ross; inks: Russell Ross | Jane Arden; Jim Southern [Tim Stratton]; Sue; Clarence |
| 3 | Lena Heads a Strike... | comic story | 0.5 | script: Monte Barrett; pencils: Russell Ross; inks: Russell Ross | Lena Pry |
| 4 | - | comic story | 1.5 | script: Monte Barrett; pencils: Russell Ross; inks: Russell Ross | Jane Arden; Sue; Jim Porter; Captain Spence |
| 5 | - | comic story | 0.5 | script: Monte Barrett; pencils: Russell Ross; inks: Russell Ross | Lena Pry; Dan'l |
| 6 | - | cartoon | 1 | script: Ed Reed; pencils: Ed Reed; inks: Ed Reed | Miss Smith; Maw; Pa; dentist |
| 7 | Introducing Rock Braddon | comic story | 6 | script: Vern Henkel; pencils: Vern Henkel; inks: Vern Henkel | The Space Legion (introduction); Rock Braddon (introduction); Captain Graves (introduction); Harg (villain, introduction, death) |
| 8 | The Sign of the Cricket | comic story | 4 | script: Paul Gustavson; pencils: Paul Gustavson; inks: Paul Gustavson; letters: Paul Gustavson | Tom Hallaway First, The Spider First |
| 9 | Jimmy Stewart | cartoon | 1 | script: Gill Fox; pencils: Gill Fox; inks: Gill Fox | Jimmy Stewart; Anna Mae Wong |
| 10 | Too Hot to Hold | comic story | 7 | script: Harry Campbell; pencils: Harry Campbell; inks: Harry Campbell | Wizard Wells (inventor, introduction); Tug (introduction, Wells' partner); Black Morda (villain, introduction); Mary Perry; Mr. Perry |
| 11 | - | comic story | 4 | script: John Devlin; pencils: John Devlin; inks: John Devlin | Molly the Model (first appearance); Danny; Nifty; Mr. Maloney |
| 12 | - | comic story | 4 | script: Bob Zuppke; pencils: Walt Depew; inks: Walt Depew | Ned Brant; Gail Donaldson; Mr. Meegan; Bud Shekels; Jake |
| 13 | Lee Gets Her Wings | comic story | 4 | script: Bob Powell; pencils: Bob Powell; inks: Bob Powell | Lee Preston (introduction, origin; Red Cross nurse and pilot); Mr. Preston (Lee's father, introduction); Rick Royce (introduction); Jeff Dickers |
| 14 | Love Bird's Brain Test | comic story | 1 | script: Rube Goldberg; pencils: Rube Goldberg; inks: Rube Goldberg | Little Butch; Nibbsy; Prince Alexis; Marjorie Daisy Whimple de Bass; Anna Smythe |
| 15 | Origin of the Red Torpedo | comic story | 5 | script: Henry Kiefer; pencils: Henry Kiefer; inks: Henry Kiefer | Jim Lockhart First, The Red Torpedo First |
| 16 | Corning's Mistake | text story | 2 | script: Larry Spain | Big Bull Belding; John Corning; Bates; Betty Stevens |
| 17 | That Battle of the World's Greatest Hurlers | cartoon | 1 | script: Bob Zuppke; pencils: Walt Depew; inks: Walt Depew | George Saling; Keller; Beard |
| 18 | Origin of Madam Fatal | comic story | 5 | script: Art Pinajian; pencils: Art Pinajian; inks: Art Pinajian | Madam Fatal First, Richard Stanton First |
| 19 | Invasions Stopped Free of Charge! | comic story | 2 | script: Gill Fox; pencils: Gill Fox; inks: Gill Fox | Slap Happy Pappy (first appearance); Flip (first appearance); The Nazis (villains) |
| 20 | The Man Who Can Fly Like a Bird | comic story | 7 | script: Will Eisner; pencils: Lou Fine; inks: Lou Fine | The Black Condor First, Richard Grey, Jr. / Thomas Wright First |