| Issue | #12 |
| Published | May 1940 |
| Cover Price | 0.10 USD |
| Pages | 68 |
| Editing | ? |
| Pencils | Lew Glanzman (signed) |
| Inks | Lew Glanzman (signed) |
| Letters | typeset |
| Characters | Great Question (Villain) |
| Script | A. L. Kirby |
| Pencils | Louis Glanzman; Sam Glanzman; [boh as Sam Decker] |
| Inks | Louis Glanzman; Sam Glanzman; [both as Sam Decker] |
| Notes | Title and villain credit from Lou Mougin, May 2009. |
| Script | John F. Kolb? |
| Pencils | John F. Kolb [signed] |
| Inks | John F. Kolb [signed] |
| Notes | tarantula. Title from Lou Mougin, May 2009. Title revised Dec. 2009 by JVJ. |
| Pencils | ? (as Steve) |
| Inks | ? (as Steve) |
| Notes | Mandrake-like magician. Title from Lou Mougin, May 2009. |
| Script | Duke Carey |
| Pencils | Louis Glanzman [as Glanz] |
| Inks | Louis Glanzman [as Glanz] |
| Letters | Typeset |
| Notes | Title from Lou Mougin, May 2009, who gives art credits to Lew Glanz. |
| Script | Lew Glanzman? |
| Pencils | Louis Glanzman (signed) |
| Inks | Louis Glanzman (signed) |
| Notes | Title from Lou Mougin, May 2009. Revised JVJ. |
| Synopsis | Chuck Hardy vs. 2-headed frog-man |
| Script | Frank Thomas? |
| Pencils | Frank Thomas (signed) |
| Inks | Frank Thomas (signed) |
| Notes | Title from Lou Mougin, May 2009. |
| Script | Joseph A. Kaliff (signed) |
| Pencils | Joseph A. Kaliff (signed) |
| Inks | Joseph A. Kaliff (signed) |
| Letters | Typeset |
| Notes | Title from Lou Mougin, May 2009. |
| Characters | Reef Kinkaid (introduction) |
| Script | Bob Lubbers? |
| Pencils | Bob Lubbers (signed) |
| Inks | Bob Lubbers (signed) |
| Notes | Title from Lou Mougin, May 2009. |
| Synopsis | Mighty Man learns to alter his size at will. |
| Script | Martin Filchock? |
| Pencils | Martin Filchock (signed) |
| Inks | Martin Filchock (signed) |
| Notes | Title from Lou Mougin, May 2009. Revised JVJ. |
| Synopsis | Tyrone Power, Albert Einstein, Florence Nightingale, Queen Victoria, Charles "Red" Ruffing. |
| Genre | fact |
| Script | Joseph A. Kaliff (signed) |
| Pencils | Joseph A. Kaliff (signed) |
| Inks | Joseph A. Kaliff (signed) |