Characters: Supergirl [also appears as Linda Danvers]; Lois Lane; Legion of Super-Heroes [Cosmic Boy; Lightning Lad; Saturn Girl; Sun Boy; Bouncing Boy]; Whizzy (descendant of Streaky); Positive Man; Chameleon Men [also appear disguised as Legionnaires]; Fred Danvers; Edna Danvers; Streaky.
Synopsis: Supergirl helps out Legionnaires; then defeats Chameleon Men imposters.
Reprinted:
in Action Comics (DC, 1938 series) #373 (March 1969)
in Adventure Comics (DC, 1938 series) #496 (February 1983)
in The Legion of Super-Heroes Archives (DC, 1991 series) #1
in Showcase Presents: Supergirl (DC, 2007 series) #2