Justice League of America — DC Comics
Issue: #72
Red Tornado comes to Earth-1 to warn the League of impending trouble!Hawkgirl and the Red Tornado (at this time a member of the Justice Society based on Earth - 2) both guest star in this tale entitled "13 Days to Doom!" The story begins as we join the JLA in their headquarters and Superman tries to cheer the somber mood of the meeting who are missing the Martian Manhunter - who last issue left th...
First appearances: Marmaduke Mantick
Creators: Dennis O'Neil, Julius Schwartz, Joe Kubert, Sid Greene, Dick Dillin
Characters: Batman, Superman, Hal Jordan, Hawkgirl, Red Tornado, Green Arrow, Ray Palmer, Marmaduke Mantick, Katar Hol