| Issue | #39 |
| Published | April 1955 |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | Stan Lee |
| Characters | Sub-Mariner [Namor] |
| Genre | superhero |
| Pencils | Joe Maneely (Signed) |
| Inks | Joe Maneely (Signed) |
| Reprinted | in Marvel Masterworks Atlas Era Heroes (Marvel, 2007 series) #3. |
| Characters | Sub-Mariner [Namor]; Communist frogmen (Intro) |
| Genre | superhero |
| Script | Bill Everett |
| Pencils | Bill Everett |
| Inks | Bill Everett |
| Letters | Bill Everett |
| Notes | Title taken from cover. First line reads: "Racking his brains for another method of"...". |
| Reprinted | in Marvel Masterworks Atlas Era Heroes (Marvel, 2007 series) #3. |
| Letters | typeset |
| Notes | Last page also contains a statement of ownership and management. |
| Reprinted | in Marvel Masterworks Atlas Era Heroes (Marvel, 2007 series) #3. |
| Characters | Sub-Mariner [Namor] (Origin; at age 15); Namora (1st chronological app), Princess Fen; Byrrah |
| Genre | superhero |
| Script | Bill Everett (signed) |
| Pencils | Bill Everett (Signed) |
| Inks | Bill Everett (signed) |
| Letters | Bill Everett |
| Reprinted | in Sub-Mariner (Marvel, 1968 series) #54 (October 1972); in Marvel Masterworks Atlas Era Heroes (Marvel, 2007 series) #3. |
| Genre | Fact; Animal |
| Script | Stan Lee (signed) |
| Pencils | Howard Post (Signed) |
| Inks | Howard Post (Signed) |
| Reprinted | in Marvel Masterworks Atlas Era Heroes (Marvel, 2007 series) #3. |
| Characters | Sub-Mariner [Namor]; El Diablo (Intro) |
| Genre | superhero |
| Script | Bill Everett (signed) |
| Pencils | Bill Everett (Signed) |
| Inks | Bill Everett (signed) |
| Letters | Bill Everett |
| Notes | Story takes place over a period of several months. |
| Reprinted | in Marvel Masterworks Atlas Era Heroes (Marvel, 2007 series) #3. |