| Issue | #55 |
| Published | October 1940 |
| Cover Price | 0.10 |
| Pages | 68 |
| Editing | Vincent Sullivan? |
| Characters | The Hourman |
| Genre | superhero |
| Pencils | Bernard Baily (signed) |
| Inks | Bernard Baily (signed) |
| Characters | The Hourman [Rex Tyler]; Mr. Bannerman; John Greene; Guest-Stars: Jimmy Martin; Minute Men of America [Burton Macy; Tommy Cosgrove; others un-named]; un-named gang of crooks (villains, introduction) |
| Genre | superhero |
| Script | Ken Fitch |
| Pencils | Bernard Baily (signed) |
| Inks | Bernard Baily (signed) |
| Letters | Bernard Baily |
| Notes | The city in which Hourman lives is stated to be Cosmos. Letterer credit added by Craig Delich 2008-2-21. Writer credit added by Craig Delich 2010-1-6 and verified by Martin O'Hearn 2010-1-5. |
| Reprinted | The city government of Cosmos decides to sponsor a week-long "Boys' Week," during which time students will be shown how a big city is run by actually allowing them the chance to do so. But to the criminal element in the city, they believe that the boys will not be able to handle concentrated mobster activity, which seeks to rob people and institutions by using a new sleep gas. |
| Characters | Barry O'Neill; Fang Gow (villain); a giant (introduction, death) |
| Genre | adventure |
| Script | Ed Winiarski |
| Pencils | Ed Winiarski |
| Inks | Ed Winiarski |
| Characters | Mark Lansing; Vulcan (introduction); Talon (introduction); Manchuk (introduction); Mokan (villain, introduction); Tradman (villain, introduction, death) |
| Genre | adventure |
| Script | Howard Purcell |
| Pencils | Howard Purcell |
| Inks | Howard Purcell |
| Notes | Story title from last issue's blurb. |
| Characters | Steve Carson; Robert Glendon (introduction); Paddy Quinn (introduction); Ben Watkins (villain, introduction)) |
| Genre | detective |
| Script | Jerry Siegel |
| Pencils | Chad Grothkopf |
| Inks | Chad Grothkopf |
| Characters | Cotton Carver; Guest Stars: Nora Blake; Jim Bent; Lupa; Deela; Red Mike; Mr. Blake (introduction); King Partik (introduction); Carlos the Cruel (villain, introduction, death) |
| Genre | adventure |
| Script | Gardner F. Fox |
| Pencils | Jack Lehti |
| Inks | Jack Lehti |
| Genre | gag |
| Characters | Socko Strong; Silk Morello (villain, introduction); Maizie Vamour (villain, introduction) |
| Genre | adventure; sports |
| Script | Albert Sulman |
| Pencils | Joseph Sulman |
| Inks | Joseph Sulman |
| Genre | jungle; adventure |
| Script | George Shute (signed) |
| Letters | typeset |
| Characters | Steve Conrad; Col. Crawford (introduction); Miss Crawford (introduction); un-named kidnappers (villains, introduction) |
| Genre | adventure |
| Script | Jack Lehti |
| Pencils | Jack Lehti |
| Inks | Jack Lehti |
| Characters | The Sandman [Wesley Dodds]; Mrs. Hecker; Detective Brophy; Jed (villain, introduction); Hank (villain, introduction) |
| Synopsis | The Sandman is offered a $5000 reward for the safe return of the famed "Star of Singapore". |
| Genre | superhero |
| Script | Gardner F. Fox |
| Pencils | Creig Flessel |
| Inks | Chad Grothkopf |
| Letters | Chad Grothkopf |
| Notes | Credits updated 11/04 by Bob Hughes, identified by Craig Delich. |
| Reprinted | in Golden Age Sandman Archives (DC, 2004 series) #1 |