| Issue | #20 |
| Published | May-June 1949 |
| Cover Price | 0.10 USD |
| Pages | 52 |
| Editing | Whitney Ellsworth (credited); Jack Schiff (actual) |
| Pencils | Dan Barry |
| Inks | Dan Barry |
| Genre | fact |
| Script | Jack Schiff; Mort Weisinger; George Kashdan |
| Pencils | Dan Barry (signed) |
| Inks | Dan Barry (signed) |
| Genre | adventure |
| Pencils | Al Plastino |
| Inks | Al Plastino |
| 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 | in Adventure Comics (DC, 1938 series) #393; in Supermann (Williams Forlag A/S, 1969 series) #21/1970 |
| Characters | Mike Ballas; David Geller; Betty Whamond; Mike Lubin; Helen Williams; Teddy Holmes |
| Genre | fact |
| Script | Stookie Allen |
| Pencils | Stookie Allen |
| Inks | Stookie Allen |
| Synopsis | 1908 New York to Paris Auto Race |
| Script | Jack Schiff; Mort Weisinger; George Kashdan |
| Characters | Jimmy Cook |
| Synopsis | 17 year old underwater film photographer |
| Genre | fact |
| Script | Jack Schiff; Mort Weisinger; George Kashdan |
| Pencils | Ed Smalle ? |
| Inks | Ed Smalle ? |
| Characters | Harris Legg |
| Genre | fact |
| Script | Jack Schiff; Mort Weisinger; George Kashdan |
| Pencils | Howard Sherman ? |
| Inks | Howard Sherman ? |
| Genre | fact |
| Script | Martin Naydel (signed) |
| Pencils | Martin Naydel (signed) |
| Inks | Martin Naydel |
| Pencils | Creig Flessel |
| Inks | Creig Flessel |
| Genre | western |
| Script | Jack Schiff; Mort Weisinger; George Kashdan |
| Pencils | Joe Kubert |
| Inks | Joe Kubert |
| Genre | fact |
| Characters | Hugh Dailey; Sid Sherman; Tom Morris |
| Genre | sports |
| Pencils | Phil Berube (signed) |
| Inks | Phil Berube (signed) |
| Script | David Kahn |
| Pencils | Raymond Perry |
| Inks | Raymond Perry |
| Colors | Raymond Perry |
| Letters | typeset |
| Characters | Daniel Boone |
| Genre | western |
| Script | Jack Schiff; Mort Weisinger; George Kashdan |
| Pencils | Fred Ray [as Fray] |
| Inks | Fred Ray [as Fray] |