| Issue | #40 |
| Published | August 1959 |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | Jack Schiff |
| Pencils | Bob Brown |
| Inks | Bob Brown |
| Characters | Space Ranger; Myra Mason; Cryll |
| Genre | science fiction; superhero |
| Script | Ed Hamilton ?; Gardner Fox ? |
| Pencils | Jim Mooney |
| Inks | Jim Mooney |
| Notes | Space Ranger continued from try -out in Showcase#15, 16. |
| Pencils | Howard Purcell |
| Inks | Howard Purcell |
| Pencils | Bernard Baily |
| Inks | Bernard Baily |
| Notes | Cover story |