| Issue | #4 |
| Published | November-December 1975 |
| Cover Price | 0.25 |
| Pages | 36 |
| Editing | ? |
| Script | Joe Kubert |
| Pencils | Joe Kubert |
| Inks | Joe Kubert |
| Script | Joe Kubert |
| Pencils | Joe Kubert |
| Inks | Joe Kubert |
| Letters | Typeset |
| Notes | edited to update Kubert's appearance and omit Maurer |
| Reprinted | from One Million Years Ago (St. John, 1953 series) #1 [edited and retouched] |
| Script | Joe Kubert |
| Pencils | Joe Kubert |
| Inks | Joe Kubert |
| Reprinted | from Tor (St. John, 1954 series) #3 |
| Genre | Fact |
| Script | Joe Kubert |
| Pencils | Russ Heath |
| Inks | Russ Heath |
| Reprinted | from 3-D Comics (St. John, 1953 series) #2 [a] |
| Script | Joe Kubert |
| Pencils | Joe Kubert |
| Inks | Joe Kubert |
| Reprinted | from 3-D Comics (St. John, 1953 series) #2 [c] |
| Script | Allan Asherman |
| Pencils | ? (photo) |
| Inks | ? (photo) |
| Letters | Typeset |
| Notes | Text by Asherman photos from "When Dinosaurs Ruled the Earth". |