| Unofficial Crack Comics Index |
Credits:
| Art | Lou Fine |
| Lettering | Lou Fine |
| Editing | Ed Cronin |
Feature Character(s):
- Black Condor (disguises himself as an old man)
Villain(s):
- Sinh Fang (first appearance; an Central European tyrant who follows a rajah's daughter to America)
Comment(s):
- Fine credited as Kenneth Lewis.
- Black Condor uses the Black Ray Gun to melt metal in this story.
Credits:
| Art | Harry Kiefer |
| Lettering | Harry Kiefer |
| Editing | Ed Cronin |
Feature Character(s):
- Red Torpedo (Jim Lockhart)
Supporting Character(s):
- “’Peg”’ (see Comments)
Villain(s):
- Foreign sailors (first appearance for all; operating from a hidden base in New York Harbor)
Location(s):
- New York City, NY
Comment(s):
- Harry Kiefer credited as Roy Larkin.
- Peg is probably Meg from #1 renamed.
Credits:
| Story | Paul Gustavson |
| Art | Paul Gustavson |
| Lettering | Paul Gustavson |
| Editing | Ed Cronin |
Feature Character(s):
Villain(s):
- Marlin (first appearance; a mine owner who sabotages another mine to take it over; dies.)
Credits:
| Art | Art Pinajian |
| Lettering | Art Pinajian |
| Editing | Ed Cronin |
Feature Character(s):
Villain(s):
- spies (first appearance for all)
Credits:
| Story | Harry Francis Campbell |
| Art | Harry Francis Campbell |
| Lettering | Harry Francis Campbell |
| Editing | Ed Cronin |
Feature Character(s):
- Wizard Wells (boxes as Mystery X)
Supporting Character(s):
- Tug
Villain(s):
- Joe Jambon (first appearance; a crooked boxing promoter)
Credits:
| Story | George Brenner |
| Art | George Brenner |
| Lettering | George Brenner |
| Editing | Ed Cronin |
Feature Character(s):
Supporting Character(s):
Villain(s):
- Asp (first appearance; uses poisons to commit crimes; dies)