| Issue | #258 |
| Published | November 1959 |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | Mort Weisinger |
| Characters | Superman [Clark Kent]; Supergirl [Kara Zor-El] |
| Genre | superhero |
| Pencils | Curt Swan |
| Inks | Stan Kaye |
| Reprinted | in Supergirl Archives (DC, 2001 series) #1; in Showcase Presents Superman (DC, 2005 series) #2; in Showcase Presents: Supergirl (DC, 2007 series) #1 |
| Genre | fact |
| Script | Jack Schiff |
| Pencils | Bernard Baily |
| Inks | Bernard Baily |
| Characters | Superman [Clark Kent]; Cosmic Man; Perry White; Lois Lane; General Malvio; President Raulis of Borkia |
| Synopsis | General Malvio creates a robot superhero so that he can use him to assasinate the President of Borkia. |
| Genre | superhero |
| Script | Bill Finger |
| Pencils | Wayne Boring |
| Inks | Stan Kaye |
| Reprinted | in Superman (Signet Books, 1966 series) #D2966 (May 1966); in Showcase Presents Superman (DC, 2005 series) #2 |
| Genre | gag |
| Script | Henry Boltinoff (signed) |
| Pencils | Henry Boltinoff (signed) |
| Inks | Henry Boltinoff (signed) |
| Letters | Henry Boltinoff |
| Characters | Congo Bill; Congorilla; Janu the Jungle Boy; Col. Duval |
| Synopsis | Congorilla protects a daffy ex-Foreign Legion officer who thinks his pets are still his troops. |
| Genre | superhero; jungle |
| Script | Robert Bernstein |
| Pencils | Howard Sherman |
| Inks | Howard Sherman |
| Genre | gag |
| Script | Henry Boltinoff (signed) |
| Pencils | Henry Boltinoff (signed) |
| Inks | Henry Boltinoff (signed) |
| Letters | Henry Boltinoff |
| Script | Mort Weisinger |
| Pencils | Wayne Boring |
| Inks | Stan Kaye |
| Letters | typeset |
| Characters | Supergirl; Krypto; Superman |
| Synopsis | Superman punishes Supergirl for revealing her existence to Krypto. But Supergirl discovers a secret about Superman all by herself. |
| Genre | superhero |
| Script | Otto Binder |
| Pencils | Jim Mooney |
| Inks | Jim Mooney |
| Reprinted | in Action Comics (DC, 1938 series) #373 (March 1969); in Supergirl Archives (DC, 2001 series) #1; in Showcase Presents: Supergirl (DC, 2007 series) #1 |