| Issue | #9 |
| Published | August-September 1965 |
| Cover Price | 0.12 |
| Pages | 36 |
| Editing | Julius Schwartz |
| Genre | superhero |
| Pencils | Murphy Anderson |
| Inks | Murphy Anderson |
| Characters | Matter Master; Atom |
| Genre | superhero |
| Script | Gardner Fox |
| Pencils | Murphy Anderson |
| Inks | Murphy Anderson |
| Notes | Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics (April 2007). |