This character only appeared on the cover of Double-Up Comics, which featured rebound remainder comics that were different with each issue.
| Alias Double-Up |
| Real Names/Alt Names Unknown |
| Characteristics Hero, Number-themed, World War II Era |
| Creators/Key Contributors Unknown |
| First Appearance Double-Up Comics (1941) |
| First Publisher Elliott Publications/Gilberton |
| Appearance List Double-Up Comics |
| Sample Read ○ |
| Description This character only appeared on the cover of Double-Up Comics, which featured rebound remainder comics that were different with each issue. |
| Source Double-Up – Public Domain Super Heroes Wiki |
