Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics.
in Lynet (Se-Bladene, 1967 series) #1/1968 ([januar] 1968)
in Justice League of America (DC, 1960 series) #92 (September 1971)
in DC Special Blue Ribbon Digest (DC, 1980 series) #2 (May-June 1980)
in Roter Blitz (Egmont Ehapa, 1976 series) #1/1982 (Januar 1982)Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics.