| Issue | #21 |
| Published | March 1963 |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Pat Masulli (Executive Editor) |
| Notes | Cover is made up of panels from the story "The Odd One". |
| Genre | Science Fiction |
| Pencils | Bill Montes |
| Inks | Ernie Bache |
| Notes | Cover is made up of panels from the story "The Odd One". |
| Genre | Science Fiction |
| Pencils | Dick Giordano |
| Inks | Vince Alascia ? |
| Genre | Science Fiction |
| Pencils | Bill Molno |
| Inks | Vince Alascia ? |
| Genre | Science Fiction |
| Pencils | Charles Nicholas (signed) |
| Inks | Vince Alascia (signed) |
| Genre | Occult |
| Letters | typeset |
| Notes | First page has statement of ownership and management. |
| Genre | Science Fiction |
| Pencils | Bill Montes (signed) |
| Inks | Ernie Bache (signed) |
| Notes | Cover story. |