Arrival date: 2/27/1962
in Showcase Presents Superman (DC, 2005 series) #3 (April 2007)
in Showcase Presents Superman (DC, 2005 series) #3 (April 2007)Continued from previous issue. Script: Info by Bob Bailey, 2005-08-12 (Per Sandell ed.)
from Action Comics (DC, 1938 series) #210 (November 1955)
from Adventures of Dean Martin and Jerry Lewis (DC, 1952 series) #32 (October 1956)
in Action Comics (DC, 1938 series) #373 (March 1969)
in 80 Page Giant (DC, 1964 series) #G57 (March-April 1969)
in Superboy (Williams Forlag, 1969 series) #7/1976 ([juli] 1976) [Edited reprint. 1 page removed.]
in Adventure Comics (DC, 1938 series) #496 (February 1983)
in The Legion of Super-Heroes Archives (DC, 1991 series) #1 (1991)
in Showcase Presents: Legion of Super-Heroes (DC, 2007 series) #1 ([April] 2007)
in Showcase Presents: Supergirl (DC, 2007 series) #2 ([December] 2008)The real Brainiac 5, Chameleon Boy, and Triplicate Girl do not appear in this story, only their Chameleon Men impostors.
from Adventure Comics (DC, 1938 series) #157 (October 1950)