| Issue | #141 |
| Published | February 1950 |
| Cover Price | 0.10 USD |
| Pages | 52 |
| Editing | Whitney Ellsworth |
| Characters | Superman [Clark Kent] |
| Genre | superhero |
| Pencils | Wayne Boring |
| Inks | Stan Kaye |
| Characters | Superman [Clark Kent]; Lex Luthor |
| Synopsis | Luthor attempts to make synthetic kryptonite. |
| Genre | superhero |
| Script | Alvin Schwartz |
| Pencils | Wayne Boring |
| Inks | Stan Kaye |
| Characters | Tommy Tomorrow |
| Genre | science fiction |
| Script | Otto Binder |
| Pencils | Curt Swan |
| Inks | John Fischetti |
| Characters | Congo Bill |
| Genre | jungle |
| Pencils | Ed Smalle |
| Inks | Ed Smalle |
| Genre | superhero |
| Script | Jack Schiff |
| Pencils | Win Mortimer |
| Inks | Stan Kaye |
| Letters | Ira Schnapp |
| Characters | Zatara |
| Genre | occult |
| Pencils | Joe Kubert |
| Inks | Joe Kubert |
| Genre | gag |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Letters | Henry Boltinoff |
| Characters | Vigilante |
| Genre | superhero |
| Script | Gardner Fox |
| Pencils | Dan Barry |