| Issue | #20 |
| Published | Winter 1946 |
| Cover Price | 0.15 USD |
| Pages | 76 |
| Editing | Whitney Ellsworth (credited); Jack Schiff (actual) |
| Characters | Superman [Clark Kent]; Batman [Bruce Wayne]; Robin [Dick Grayson] |
| Genre | Superhero |
| Pencils | Jack Burnley |
| Inks | Charles Paris |
| Reprinted | in Batman: The World's Finest Comics Archives (DC, 2002 series) #2 (2004); in Superman: The World's Finest Archives (DC, 2004 series) #2 (2009) |
| Characters | Superman [Clark Kent]; Lois Lane; Inspector Kerrigan; Professor Vining; The Toyman (villain) |
| Synopsis | Superman must retrieve a super secret invention, the human wavelength detector, from the clutches of the Toyman, but finds it a challenge as the villain has set the machine to pick up the electrical vibrations of the Man of Tomorrow. |
| Genre | superhero |
| Script | Don Cameron [as Jerry Siegel] (signed) |
| Pencils | Ed Dobrotka [as Joe Shuster] (signed) |
| Inks | Stan Kaye ? |
| Notes | Inker identification by Bob Hughes (November, 2004). |
| Reprinted | in Superman: The World's Finest Archives (DC, 2004 series) #2 (2009) |
| Characters | Green Arrow [Oliver Queen]; Speedy [Roy Harper] |
| Genre | superhero |
| Script | Joe Samachson |
| Pencils | Maurice del Burgo |
| Inks | Maurice del Burgo |
| Characters | Zatara |
| Genre | occult |
| Pencils | William F. White |
| Inks | William F. White |
| Characters | Boy Commandos [Brooklyn (aka Dan Turpin); Alfie Twidgett; Andre Chavard; Jan Haasan]; Captain Rip Carter |
| Genre | war; adventure |
| Script | Joe Samachson |
| Pencils | Louis Cazeneuve |
| Inks | Louis Cazeneuve |
| Genre | fact |
| Script | Joe Simon |
| Pencils | Joe Simon |
| Inks | Joe Simon |
| Characters | Johnny Everyman; George Tunuku |
| Genre | adventure |
| Script | Jack Schiff |
| Pencils | John Daly |
| Inks | John Daly |
| Characters | Batman [Bruce Wayne]; Robin [Dick Grayson]; The Coin King [Lew Cronin, aka Mark Medalion] (villain, introduction); Lucky Smith (villain, introduction) |
| Synopsis | Batman and Robin soon see through a scheme by a wheel-chair bound coin dealer to provide "sure-fire" treasure maps to people in return for half the loot! |
| Genre | Superhero |
| Script | Don Cameron |
| Pencils | Winslow Mortimer [as Bob Kane] (signed) |
| Inks | Winslow Mortimer [as Bob Kane] (signed) |
| Reprinted | in Batman: The World's Finest Comics Archives (DC, 2002 series) #2 (2004) |