| Issue | #49 |
| Published | July 1947 |
| Cover Price | 0.10 USD |
| Pages | 52 |
| Editing | J. F. Byrne (Managing Editor) |
| Genre | science fiction |
| Pencils | Joe Doolin |
| Inks | Joe Doolin |
| Characters | GS: Bruce; V: Voltamen, Lorento (I, D) |
| Genre | science fiction |
| Script | ? [as Thornecliffe Herrick] |
| Pencils | Lily Renee (signed) |
| Inks | Lily Renee (signed) |
| Characters | V: Mentor, Cymradians, Lydor (I) |
| Genre | science fiction |
| Script | ? [as John Douglas] |
| Characters | GS: Dorna; V: A mad scientist and his mermaids (I, D for all) |
| Genre | science fiction |
| Script | ? [as Dick Charles] |
| Pencils | George Evans |
| Inks | George Evans |
| Notes | The story title is taken from the cover blurb. |
| Genre | science fiction |
| Pencils | Murphy Anderson (signed) |
| Inks | Murphy Anderson (signed) |
| Characters | I: Dr. Tizo; V: Prof. Zando (I, D), the Sub-Humanoids (I), Yarro (I); GS: Mary |
| Genre | science fiction |
| Script | ? [as Hugh Fitzhugh] |
| Pencils | Frank Doyle (signed) |
| Inks | Frank Doyle (signed) |
| Genre | science fiction |
| Script | ? [as Montague Truex, Ph.D.] |
| Letters | typeset |
| Characters | V: The Sub-Earthmen (I, D); I: Lanthor |
| Genre | science fiction |
| Script | ? [as Ross Gallun] |
| Pencils | Fran Hopper (signed) |
| Inks | Fran Hopper (signed) |
| Characters | V: Vertha (I, D?) |
| Genre | science fiction |
| Script | ? [as Len Dodson] |
| Pencils | Murphy Anderson (signed) |
| Inks | Murphy Anderson (signed) |