| Issue | #379 |
| Published | August 1969 |
| Cover Price | 0.15 |
| Pages | 36 |
| Editing | Mort Weisinger |
| Characters | Superman |
| Genre | superhero |
| Pencils | Curt Swan |
| Inks | Neal Adams |
| Characters | Superman; Perry White; Lois Lane; Jimmy Olsen; Dr. Phantas; Mark Sharpe; Joe Letterman; Chris Swan |
| Genre | superhero |
| Script | Leo Dorfman |
| Pencils | Curt Swan |
| Inks | Jack Abel |
| Reprinted | in Best of DC, The (DC, 1979 series) #38 |
| Characters | The Legion of Super-Heroes [Mon-El; Element Lad; Lightning Lad; Dream Girl; Shadow Lass]; Sun-burst |
| Synopsis | The Legion computer alerts them that one of the members is an impostor, but when they take on the villain Sunburst, the impostor is revealed. |
| Genre | Superhero |
| Script | E. Nelson Bridwell |
| Pencils | Win Mortimer |
| Inks | Murphy Anderson |
| Letters | Milton Snapinn |
| Notes | Spelling fixed per Error Report #2787. |
| Reprinted | in Legion of Super-Heroes Archives, The (DC, 1991 series) #9 |