| Issue | #30 |
| Published | February 1949 |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | Stan Lee* |
| Notes | Cover title from Dick Sabo on 18 September 2004. |
| Genre | superhero |
| Pencils | Al Gabriele |
| Inks | Charles Nicholas |
| Notes | Cover title from Dick Sabo on 18 September 2004. |
| Characters | GS: Namora; V: Iron Brain (I, D) |
| Genre | superhero |
| Script | Bill Everett |
| Pencils | Bill Everett |
| Inks | Bill Everett |
| Characters | GS: Namora |
| Genre | superhero |
| Pencils | Syd Shores |
| Inks | Gustav Schrotter |
| Notes | Story title from Dick Sabo on 18 September 2004; previously: "Sleuths Under the Sea" |
| Genre | detective |
| Pencils | Al Gabriele |
| Inks | Al Gabriele |
| Genre | superhero |
| Pencils | Charles Nicholas |
| Inks | Charles Nicholas |