Character illos reprinted from past issues.
in Superman (Egmont Ehapa, 1966 series) #22/1974 (26. Oktober 1974)
in Supermann (Semic, 1977 series) #6/1977 ([juni] 1977) [2 pages removed]Part two titled "S.O.S. Comes in Colors".
from Action Comics (DC, 1938 series) #339 (July 1966)
from Adventure Comics (DC, 1938 series) #272 (May 1960)
in Supermann (Williams Forlag, 1969 series) #9/1975 ([september] 1975)
in Mighty Comic (K. G. Murray, 1960 series) #116 ([Circa December 1976])
from Superman's Pal, Jimmy Olsen (DC, 1954 series) #76 (April 1964)
in Super-Heróis (Agência Portuguesa de Revistas, 1982 series) #15 (15 Setembro 1983)
from Superman's Girl Friend, Lois Lane (DC, 1958 series) #51 (August 1964)Imaginary Story
from Superman's Girl Friend, Lois Lane (DC, 1958 series) #51 (August 1964)Imaginary Story.
from Superman's Girl Friend, Lois Lane (DC, 1958 series) #51 (August 1964)Imaginary Story.
in Supermann (Williams Forlag, 1969 series) #3/1975 ([mars] 1975)
in Super-Heróis (Agência Portuguesa de Revistas, 1982 series) #7 (15 Maio 1983)Art credits from discussions between David Bachman, Bob Bailey, Bob Hughes and Merlin Haas. Everyone is in agreement on these credits except for the figure at the drawing table.