Fantastic Four #23 The Master Plan of Doctor Doom! by Stan Lee and Jack Kirby “The Master Plan of Doctor Doom!” by Stan Lee and Jack Kirby, in Fantastic Four 23 (Marvel Comics, February 1964).
Journey into Mystery #101–102 Zarrko Rides Again! by Stan Lee and Jack Kirby “Zarrko Rides Again!” by Stan Lee and Jack Kirby, in Journey into Mystery 101–102 (Marvel Comics, February to March 1964).