from World's Finest Comics (DC, 1941 series) #100 (March 1959)
in Supermann (Williams Forlag, 1969 series) #8/1976 ([juli] 1976) [edited reprint]Credits for pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics. [August 2007]
in Superman Superband (Egmont Ehapa, 1973 series) #4 (1975)
in Superman Superband (Egmont Ehapa, 1973 series) #4 (1975)
in Superman (Egmont Ehapa, 1966 series) #26/1970 (26.Dezember 1970)
in Superman Superband (Egmont Ehapa, 1973 series) #4 (1975), #5 (1975)
in Supermann (Williams Forlag, 1969 series) #8/1976 ([juli] 1976)
from Action Comics (DC, 1938 series) #304 (September 1963)
from Superman (DC, 1939 series) #25 (November-December 1943)
from Superman (DC, 1939 series) #41 (July-August 1946)
in Superman Supacomic (K. G. Murray, 1959 series) #199 (Circa March 1976)Various intuders in the Fortress illustrated with details from Action Comics (DC, 1938 series) #241, World's Finest Comics (DC, 1941 series) #100, Superman's Pal, Jimmy Olsen (DC, 1954 series) #97, World's Finest Comics (DC, 1941 series) #164, and Superman's Girl Friend, Lois Lane (DC, 1958 series) #87.
from Superman (DC, 1939 series) #148 (October 1961)Original inking credit of George Klein changed to match credits from Superman #148. [Mike Nielsen 5/2007]
from Superman (DC, 1939 series) #42 (September-October 1946)No villain.