| Issue | #423 |
| Published | September 1972 |
| Cover Price | 0.20 USD |
| Pages | 36 |
| Editing | Joe Orlando |
| Characters | Supergirl; the Justice League of America [Superman; Batman; Aquaman; Green Arrow; Flash; Hawkman; Black Canary; Green Lantern; the Atom] |
| Genre | superhero |
| Pencils | Bob Oksner |
| Inks | Bob Oksner |
| Characters | Supergirl; the Justice League of America [Superman; Flash; Green Lantern; Green Arrow; Aquaman; the Atom; Hawkman; Batman] |
| Genre | superhero |
| Script | E. Nelson Bridwell (story); John Albano (dialogue) |
| Pencils | Mike Sekowsky |
| Inks | Bob Oksner |
| Notes | guest stars: Justice League of America. Dialogue miscredited to Steve Skeates |