| Issue | #57 |
| Published | May 1967 |
| Frequency | bimonthly |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Pat Masulli (Executive Editor); Dick Giordano (Managing Editor) |
| Characters | Thunderbolt [Peter Cannon] |
| Genre | superhero |
| Pencils | Pat Boyette (signed) |
| Inks | Pat Boyette (signed) |
| Reprinted | in Thunderbolt (Modern [1970s], 1978 series) #57 |
| Characters | Thunderbolt [Peter Cannon] |
| Genre | superhero |
| Script | Pat Boyette (signed) |
| Pencils | Pat Boyette (signed) |
| Inks | Pat Boyette (signed) |
| Letters | Pat Boyette |
| Reprinted | in Thunderbolt (Modern [1970s], 1978 series) #57 |
| Letters | typeset |
| Notes | Letter of comment from reader Larry Good. Also contains a statement of ownership. |
| Characters | Sentinels [Helio; Mentalia; Brute] |
| Genre | superhero |
| Script | D.C. Glanzman (plot); Sam Grainger (script) |
| Pencils | Sam Grainger (signed) |
| Inks | Sam Grainger (signed) |
| Letters | typeset [as A. Machine] |
| Reprinted | in Thunderbolt (Modern [1970s], 1978 series) #57 [minus one page] |