| Issue | #393 |
| Published | May 1970 |
| Cover Price | 0.15 |
| Pages | 36 |
| Editing | Mort Weisinger; E. Nelson Bridwell |
| Characters | Supergirl |
| Genre | superhero |
| Pencils | Curt Swan |
| Inks | Murphy Anderson |
| Characters | Supergirl; Dick Malverne; Professor Miles Morrison; Astra Allison; Superman; Mr. Mxyzptlk |
| Genre | superhero |
| Script | Robert Kanigher |
| Pencils | Win Mortimer |
| Inks | Jack Abel |
| Notes | vs. Mr. Mxyzptlk |
| Characters | Supergirl; Jan Butler; anti-kryptonite (flashback); Zor-El (flashback); Dr. Alexander |
| Genre | superhero |
| Script | E. Nelson Bridwell |
| Pencils | Kurt Schaffenberger |
| Inks | Kurt Schaffenberger |
| Characters | Angus MacAskill; P.T. Barnum; Tom Thumb; Queen Victoria; Lars Smith |
| Genre | fact |
| Script | Jack Schiff; Mort Weisinger; George Kashdan |
| Pencils | Win Mortimer |
| Inks | Win Mortimer |
| Reprinted | from Real Fact Comics (DC, 1946 series) #20 |
| Notes | Includes a letter from Martin Pasko |