| Issue | #48 |
| Published | March 1940 |
| Cover Price | 0.10 |
| Pages | 68 |
| Editing | Vincent Sullivan |
| Characters | The Hourman; The Sandman (inset). |
| Genre | superhero |
| Pencils | Bernard Baily (signed) |
| Inks | Bernard Baily (signed) |
| Characters | The Hourman (Rex Tyler); Mr. Bannerman; Marcia Van Shelton; Mary Kennedy; Patsy; Randall (villain); John Kennedy [villain, reforms at end of story] |
| Synopsis | Chemist Rex Tyler discovers a powerful chemical he calls "miraclo", and decides to put his new powers to work helping the oppressed. His first case involves the recovery of stolen pearls and the reforming of a would-be crook. |
| Genre | superhero |
| Script | Ken Fitch |
| Pencils | Bernard Baily (signed) |
| Inks | Bernard Baily (signed) |
| Letters | Bernard Baily |
| Notes | Expanded version presented in SECRET ORIGINS (III) #16. Letterer credit by Craig Delich (January, 2006). Rex Tyler's post office box [#28] is given in this story. Writer credit revised from Gardner F. Fox to Fitch by Craig Delich and verified by Martin O'Hearn 4-18-09. |
| Reprinted | In Justice League of America (DC, 1960 series) #96 (February 1972); in JSA All Stars Archives, The (DC, 2007 series) #1 |
| Characters | Barry O'Neill; Jean LeGrand [I]; V: Fang Gow. |
| Genre | adventure |
| Script | Ed Winiarski |
| Pencils | Ed Winiarski |
| Inks | Ed Winiarski |
| Characters | Butch |
| Genre | funny animal |
| Script | Fred Schwab [signed as Stockton] |
| Pencils | Fred Schwab [signed as Stockton] |
| Inks | Fred Schwab [signed as Stockton] |
| Letters | Fred Schwab |
| Notes | Letterer credit added by Craig Delich 2-9-08. |
| Characters | Steve Carson]; V: Professor Dirk (I, D). |
| Genre | detective |
| Script | Jerry Siegel |
| Pencils | Chad Grothkopf |
| Inks | Chad Grothkopf |
| Letters | Chad Grothkopf |
| Notes | Letterer credit by Craig Delich (Jan. 2006) and verified by Chad Grothkopf. |
| Characters | The Sandman [Wesley Dodds]; Judge Quick; Mae Trust; Mrs. Holt; Dian Belmont [the Lady in Red]; D.A. Belmont; Dr. Fulton (villain) |
| Synopsis | Dian invites Wes to a party dressed as the Sandman, so he can try and get to the bottom of death threats being made against her father. |
| Genre | superhero |
| Script | Gardner F. Fox |
| Pencils | Ogden Whitney |
| Inks | Ogden Whitney |
| Reprinted | in Golden Age Sandman Archives (DC, 2004 series) #1 |
| Genre | adventure |
| Script | Clem Gordon (signed) |
| Letters | typeset |
| Characters | Socko Strong; V: Monte Swift. |
| Genre | adventure; sports |
| Script | Albert Sulman |
| Pencils | Joseph Sulman [signed as Koppy] |
| Inks | Joseph Sulman [signed as Koppy] |
| Characters | The Diddle family [I]. |
| Genre | family |
| Script | Paul Gustavson |
| Pencils | Paul Gustavson |
| Inks | Paul Gustavson |
| Notes | Only appearance. |
| Characters | Steve Conrad; V: Singapore Sal, Slick, Colonel Bradford (I for all). |
| Genre | adventure |
| Script | Jack Lehti |
| Pencils | Jack Lehti |
| Inks | Jack Lehti |
| Characters | Rusty; V: Tino, Zoroff (I), Karl (I). |
| Genre | adventure |
| Script | Bill Finger |
| Pencils | Bob Kane |
| Inks | Bob Kane |
| Characters | V: Joe Madson (I) and Lester G. Fester (I, D). |
| Genre | adventure |
| Script | Bart Tumey |
| Pencils | Bart Tumey |
| Inks | Bart Tumey |
| Notes | Writer/artist name correction from Bill to Bart Tumey, made 2-9-08 by Craig Delich. |
| Characters | Cooton Carver; GS: Deela; V: First Ones. |
| Synopsis | Cotton Carver returns to the surface of Earth. |
| Genre | adventure |
| Script | Gardner F. Fox |
| Pencils | Ogden Whitney |
| Inks | Ogden Whitney |