| Issue | #42 |
| Published | October 1971 |
| Cover Price | 0.15 USD |
| Pages | 36 |
| Genre | superhero |
| Pencils | George Tuska |
| Inks | Frank Giacoia |
| Characters | Iron Man [Tony Stark]; Mikas (first appearance; villain); Operative 12 (first appearance; villain; death); Mr. Kline (villain) |
| Genre | superhero |
| Script | Gerry Conway |
| Pencils | George Tuska |
| Inks | Frank Giacoia |
| Letters | Jean Izzo |