in Superman (Egmont Ehapa, 1966 series) #25/1973 (8. Dezember 1973)
in Supermann (Williams Forlag, 1969 series) #3/1974 ([mars] 1974)Credits for pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics. [August 2007]
in Superman (Egmont Ehapa, 1966 series) #25/1973 (8. Dezember 1973)
in Supermann (Williams Forlag, 1969 series) #3/1974 ([mars] 1974)
in The Best of DC (DC, 1979 series) #25 (June 1982)
in Superman (Egmont Ehapa, 1966 series) #24/1973 (24. November 1973)
in Supermann (Williams Forlag, 1969 series) #7/1975 ([juli] 1975)Story has no villain. Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics [May 2008].