Spider-Man in "The Clown, and His Masters of Menace!"
Written by Stan Lee, penciled & inked by Steve Ditko.
Reprinted from The Amazing Spider-Man (1963) #22.
Human Torch in "The Human Torch Meets Captain America"
Written by Stan Lee & Jack Kirby, penciled by Jack Kirby & inked by Dick Ayers.
Reprinted from Strange Tales (1951) #114.
The Captain America in this story is actually Carl Zante, the Acrobat.
Thor in "Giants Walk the Earth!"
Written by Stan Lee, penciled by Jack Kirby & inked by Chic Stone.
Reprinted from Journey Into Mystery (1952) #104.
Cover art by Steve Ditko.