| Issue | #47 |
| Published | April-May 1963 |
| Cover Price | 0.12 |
| Pages | 36 |
| Editing | Julius Schwartz |
| Pencils | Carmine Infantino |
| Inks | Joe Giella |
| Notes | Credits for pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics. |
| Reprinted | in Mysteries in Space: The Best of DC Science Fiction Comics (Simon and Schuster, 1980 series) #nn |
| Script | Gardner Fox |
| Pencils | Carmine Infantino |
| Inks | Joe Giella |
| Reprinted | in DC Special (DC, 1968 series) #9 (October-December 1970) |
| Script | John Broome |
| Pencils | Carmine Infantino |
| Inks | Murphy Anderson |
| Reprinted | in DC Special (DC, 1968 series) #13 (July-August 1971); in Mysteries in Space: The Best of DC Science Fiction Comics (Simon and Schuster, 1980 series) #nn (October 1980) |