| Issue | #158 |
| Published | February 1966 |
| Frequency | monthly with the exception of January, July and October |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Julius Schwartz |
| Genre | superhero |
| Pencils | Carmine Infantino |
| Inks | Joe Giella |
| Genre | superhero |
| Script | Gardner Fox |
| Pencils | Carmine Infantino |
| Inks | Joe Giella |
| Notes | Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics. |
| Characters | Professor Ivo |
| Genre | superhero |
| Script | Gardner Fox |
| Pencils | Carmine Infantino |
| Inks | Joe Giella |
| Notes | Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics. |
| Reprinted | in Justice League of America (DC, 1960 series) #92 (September 1971); in DC Special Blue Ribbon Digest (DC, 1980 series) #2 (May-June 1980) |