| Issue | #31 |
| Published | September 1958 |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | Whitney Ellsworth |
| Genre | superhero |
| Pencils | Curt Swan |
| Inks | Stan Kaye; Al Plastino |
| Characters | Jimmy Olsen [Elastic Lad]; Superman; "Silky" Smith [also as Prof. Bolton]; green kryptonite |
| Synopsis | When Jimmy accidentally exposes himself to a green substance from space, his entire body becomes like rubber. Hiding out as Elastic Lad in a freak show, Jimmy falls in with criminals who use his abilities to carry out their plots, but Jimmy turns the tables on them before his elastic abilities fade. |
| Genre | superhero |
| Script | Otto Binder |
| Pencils | Curt Swan |
| Inks | Ray Burnley |
| Notes | first Elastic Lad story |
| Reprinted | in 80 Page Giant (DC, 1964 series) #2 (September 1964); in Superman: The Amazing Transformations of Jimmy Olsen (DC, 2007 series) #[nn] |
| Characters | Jimmy; Jimmy's mom; Rags (dog) |
| Synopsis | Jimmy tries to treat his dog like a poodle, not realizing that different pets need different care. |
| Genre | fact |
| Script | Jack Schiff |
| Pencils | Lou Cameron |
| Inks | Lou Cameron |
| Letters | Ira Schnapp |
| Genre | gag |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Letters | Henry Boltinoff |
| Genre | superhero |
| Script | Bill Finger |
| Pencils | Curt Swan |
| Inks | Ray Burnley |
| Genre | gag |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Letters | Henry Boltinoff |
| Letters | typeset |
| Characters | Jimmy Olsen; Superman [Clark Kent]; Perry White; Professor Dekker; Miss Jenkins |
| Synopsis | Jimmy tries to trick Perry into giving him a raise by pretending to quit his job and getting his new identity hired to take his position. |
| Genre | superhero |
| Script | Otto Binder |
| Pencils | Curt Swan |
| Inks | Ray Burnley |
| Reprinted | in Superman's Pal, Jimmy Olsen (DC, 1954 series) #104 (September 1967) |