| Issue | #54 |
| Published | 1948 |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | ? |
| Genre | Detective |
| Pencils | Alex Raymond |
| Inks | Alex Raymond |
| Characters | Rip Kirby |
| Genre | Detective |
| Pencils | Alex Raymond? |
| Inks | Alex Raymond? |
| Notes | Inside front cover. |
| Characters | Rip Kirby |
| Synopsis | Mangler has escaped from Alcatraz and has a plan to get his hands on a weapon mightier than the atom bomb. |
| Genre | Detective |
| Script | Alex Raymond |
| Pencils | Alex Raymond |
| Inks | Alex Raymond |
| Notes | Title taken from cover. Continues on inside back cover (where it coverts to black & white) and back cover (color). |
| Reprinted | Reprinted from newspaper strip. Dates unknown. |