| Issue | #299 |
| Published | April 1963 |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Mort Weisinger |
| Characters | Supergirl; Superbaby |
| Genre | superhero |
| Pencils | Curt Swan |
| Inks | George Klein |
| Reprinted | in Showcase Presents: Supergirl (DC, 2007 series) #2 |
| Characters | Superman; Superman Robots; Lois Lane (flashback); Lana Lang (flashback); Lori Lemaris (flashback); Lightning Lad (flashback); Green Kryptonite; Red kryptonite |
| Genre | superhero |
| Script | Jerry Siegel |
| Pencils | Al Plastino |
| Inks | Al Plastino |
| Notes | An Untold Tale |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Letters | Henry Boltinoff |
| Genre | gag |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Letters | Henry Boltinoff |
| Characters | Supergirl; Superbaby; Superman; Kandor; Fortress of Solitude; Jonathan Kent; Martha Kent; Supergirl Emergency Squad; Fred Danvers; Edna Danvers; Zor-El; Allura; Lira; Mar-San; Jor-El; Lara |
| Genre | superhero |
| Script | Leo Dorfman |
| Pencils | Jim Mooney |
| Inks | Jim Mooney |
| Reprinted | in Showcase Presents: Supergirl (DC, 2007 series) #2 |