from Strange Tales (Marvel, 1951 series) #156 (May 1967) [cover]
from Strange Tales (Marvel, 1951 series) #156 (May 1967)
from The Avengers (Marvel, 1963 series) #31 (August 1966)The UK editors decided to exchange the word "bug" for "cross" in the title. Bug was presumably considered American slang and unsuitable English.
from Journey Into Mystery (Marvel, 1952 series) #125 (February 1966) [part 1]
from The X-Men (Marvel, 1963 series) #32 (May 1967) [part 1]Full-color back page.