Primary Sources Indexed
Sources published in May 1968

21 sources

The Avengers (vol. 1) #52 (May 1968): "Death Calls for the Arch-Heroes!"
Captain America (vol. 1) #101 (May 1968): "When Wakes the Sleeper!"
Captain Marvel (vol. 1) #1 (May 1968): "Out of the Holocaust-- A Hero!"
Captain Savage #3 (May 1968): "Two Against HYDRA"
Daredevil (vol. 1) #40 (May 1968): "The Fallen Hero!"
The Detective (1968)
The Incredible Hulk (vol. 2) #103 (May 1968): "And Now...the Space Parasite!"
Iron Man

Iron Man (vol. 1) #1 (May 1968): "Alone Against AIM"
Iron Man (vol. 1) #1 (May 1968): "The Origin of Iron Man"

Jag #1 (4 May 1968): "The Indestructible Man"
Justice League of America (vol. 1) #62 (May 1968): "Panic from a Blackmail Box!"
Marvel Super-Heroes (vol. 1) #14 (May 1968): "The Reprehensible Riddle of... the Sorceror!"
Sgt. Fury and His Howling Commandos (vol. 1) #54 (May 1968): "Izzy Shoots the Works!"
Showcase #74 (May 1968): "It Could Be You!"
Strange Tales

Strange Tales (vol. 1) #168 (May 1968): "Exile!"
Strange Tales (vol. 1) #168 (May 1968): "Today Earth Died!"

The Sub-Mariner (vol. 1) #1 (May 1968): "Years of Glory, Day of Doom"
Thor

Thor (vol. 1) #152 (May 1968): "The Dilemma of Dr. Blake!"
Thor (vol. 1) #152 (May 1968): "While the City Shrieks!"

The X-Men

The X-Men (vol. 1) #44 (May 1968): "Red Raven, Red Raven...!"
The X-Men (vol. 1) #44 (May 1968): "The Iceman Cometh!"

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