in The Justice League of America Archives (DC, 1992 series) #8 ([April] 2003), #8 ([April] 2003), #8 ([April] 2003)This cover had been previously credited to George Roussos by DC and Joe Giella and/or Jack Abel by art spotters. Giella denied having inked the cover in a correspondence with Bryan Stroud and Abel inks confirmed from Julius Schwartz's editorial records, provided by DC Comics (May 2008).
Jim Shooter credit added based on an interview with Shooter by the Silver Age Sage
http://www.wtv-zone.com/silverager/interviews/shooter_2.shtml.
in Supermann (Williams Forlag, 1969 series) #4/1970 ([februar] 1970)
in The Justice League of America Archives (DC, 1992 series) #8 ([April] 2003)Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics (May 2007).