| Issue | #57 |
| Published | [Circa 1966-1968] |
| Cover Price | 0.20 AUD |
| Pages | 84 |
| Editing | ? |
| Pencils | Mike Sekowsky |
| Inks | Joe Giella |
| Colors | ? (original colorist); ? (reprint colorist) |
| Reprinted | from Justice League of America (DC, 1960 series) #46 (August 1966) |
| Characters | Batman; The Flash [Barry Allen]; Green Lantern [Hal Jordan]; Hawkman [Katar Hol]; The Atom [Ray Palmer] (all as the Justice League of America/JLA); Black Canary; Dr. Fate; Dr. Mid-Nite; Sandman [Wesley Dodds]; Spectre [Jim Corrigan]; Wildcat [Ted Grant] (all as the Justice Society of America/JSA, guest stars); Enrichetta Negrini (cameo); Anti-Matter Man (villain); Solomon Grundy (villain); Blockbuster (villain) |
| Synopsis | People from Earth-1 and Earth-2 are being inexplicably transferred from one parallel world to the other, including Blockbuster and Solomon Grundy. At the same time, the Spectre discovers that the approach of the Anti-Matter Man is the reason for the transfers and will eventually cause the destruction of both worlds. |
| Genre | superhero |
| Script | Gardner Fox |
| Pencils | Mike Sekowsky |
| Inks | Sid Greene |
| Letters | Gaspar Saladino |
| Editing | ? (original editor); ? (reprint editor) |
| Reprinted | from Justice League of America (DC, 1960 series) #46 (August 1966) |
| Genre | monsters |
| Pencils | Jack Sparling |
| Inks | Jack Sparling |
| Editing | Jack Schiff (original editor); ? (reprint editor) |
| Reprinted | from Tales of the Unexpected (DC, 1956 series) #95 (June-July 1966) |
| Genre | Superhero |
| Pencils | Jim Mooney |
| Editing | Jack Schiff (original editor); ? (reprint editor) |
| Reprinted | from House of Mystery (DC, 1951 series) #162 (October 1966) |
| Genre | Superhero |
| Script | Robert Kanigher |
| Pencils | Ross Andru |
| Inks | Mike Esposito |
| Editing | Robert Kanigher (original editor); ? (reprint editor) |
| Reprinted | from Wonder Woman (DC, 1942 series) #166 (November 1966) |
| Script | Ed Herron |
| Pencils | George Roussos |
| Inks | George Roussos |
| Editing | Jack Schiff (original editor); ? (reprint editor) |
| Reprinted | from Strange Adventures (DC, 1950 series) #189 (June 1966) |
| Genre | gag |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Letters | Henry Boltinoff |
| Editing | ? (original editor); ? (reprint editor) |
| Reprinted | from ? |
| Genre | Superhero |
| Script | Edmond Hamilton |
| Pencils | Dick Sprang |
| Inks | Charles Paris |
| Editing | Whitney Ellsworth (original editor); ? (reprint editor) |
| Reprinted | from Detective Comics (DC, 1937 series) #216 (February 1955) |
| Synopsis | Pete has his first ride in a plane. |
| Genre | gag |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Letters | Henry Boltinoff |
| Editing | ? (original editor); ? (reprint editor) |
| Reprinted | from ? |