in Superman's Girl Friend, Lois Lane (DC, 1958 series) #86 (October 1968)
in 80 Page Giant (DC, 1964 series) #G51 (September-October 1968)house ad for Superboy (DC, 1949 series) #96 and Superman (DC, 1939 series) #152
Published in cooperation with the National Social Welfare Assembly,
Previously appeared in DC comics cover-dated November 1955.
in Superman's Girl Friend, Lois Lane (DC, 1958 series) #95 (September-October 1969)
in 80 Page Giant (DC, 1964 series) #G63 (September-October 1969)Letters submitted by Bette Dickinson; Richard Dixon; William Vargas; Tania Sawa; Londa Greenwood; Ed Kogel; Jim Hutcheson
in Superman (DC, 1939 series) #212 (December 1968)
in 80 Page Giant (DC, 1964 series) #G54 (December 1968)