in Showcase Presents Superman (DC, 2005 series) #3 (April 2007)
in Superman (DC, 1939 series) #227 (June-July 1970)
in 80 Page Giant (DC, 1964 series) #G72 (June-July 1970)
in Superman (Egmont Ehapa, 1966 series) #4/1971 (20.Februar 1971)
in Showcase Presents Superman (DC, 2005 series) #3 (April 2007)letters submitted by Terry Burke; Manuel Figueros; Thomas Nolan; Richard Gorsky; Mike Smith; Larry Raschi; Gerald Bodlander; Linda Bellen
from Action Comics (DC, 1938 series) #136 (September 1949)
from My Greatest Adventure (DC, 1955 series) #12 (November-December 1956)
in Action Comics (DC, 1938 series) #360 (March-April 1968)
in 80 Page Giant (DC, 1964 series) #G45 (March-April 1968)
in Supergirl Archives (DC, 2001 series) #2 (2003)
in Showcase Presents: Supergirl (DC, 2007 series) #1 ([November] 2007)Serialized story (vs. Lesla Lar) which continues until 285.
Writer identification by Bob Hughes. Story is also claimed by Otto Binder.
house ad for Batman Annual (DC, 1961 series) #1
from My Greatest Adventure (DC, 1955 series) #10 (July-August 1956)Appears between pages 8 and 9 of the Supergirl story.
house ad for Superman Annual (DC, 1960 series) #3
house ad for Secret Origins (DC, 1961 series) #1