| Issue | #4 |
| Published | March-April 1965 |
| Cover Price | $0.12 |
| Pages | 36 |
| Editing | Pat Masulli |
| Characters | Gunmaster; Bullet the Gun Boy |
| Genre | western |
| Pencils | Rocco "Rocke" Mastroserio (signed) |
| Inks | Rocco "Rocke" Mastroserio (signed) |
| Characters | Gunmaster; Bullet the Gun Boy |
| Genre | western |
| Script | Joe Gill |
| Pencils | Bill Fraccio |
| Inks | Ernie Bache |
| Letters | typeset |
| Genre | western; fact |
| Letters | typeset |
| Genre | western |
| Letters | typeset |
| Genre | western |
| Letters | typeset |
| Characters | Gunmaster; Bullet the Gun Boy |
| Genre | western |
| Script | Joe Gill |
| Pencils | Bill Fraccio |
| Inks | Ernie Bache |
| Letters | typeset |
| Genre | western |
| Pencils | Rocco "Rocke" Mastroserio? |
| Inks | Rocco "Rocke" Mastroserio? |
| Letters | typeset |