| Issue | #138 |
| Published | July 1959 |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | Jack Schiff (Editor); Murray Boltinoff (Associate Editor); George Kashdan (Associate Editor) |
| Genre | adventure; war |
| Pencils | Dick Dillin |
| Inks | Sheldon Moldoff |
| Script | Jack Schiff |
| Pencils | Win Mortimer |
| Inks | Win Mortimer |
| Letters | Gaspar Saladino |
| Notes | On inside front cover. |
| Synopsis | While testing the new engines in their jets, the Blackhawks crack a barrier between dimensions and release a menacing "blob." With every attempt to destroy it, it mutates into something even more dangerous. |
| Genre | adventure; war |
| Pencils | Dick Dillin |
| Inks | Charles Cuidera |
| Pencils | Nick Cardy |
| Inks | Nick Cardy |
| Reprinted | from Batman (DC, 1940 series) #80 |
| Synopsis | While in flight, the Blackhawks are hi-jacked, jets and all, to Saturn. They're asked to fill in for a freedom fighting group called the Black Ravens and help re-establish the rightful government of Saturn. |
| Genre | adventure; war |
| Pencils | Dick Dillin |
| Inks | Charles Cuidera |
| Letters | typeset |
| Genre | gag |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Genre | Gag |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Characters | Superman |
| Synopsis | When a South American village is menaced by creatures made of rock, the Blackhawks get a call for help. |
| Genre | adventure; war |
| Pencils | Dick Dillin |
| Inks | Charles Cuidera |
| Genre | Gag |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |