Marvel Tales (vol. 1) #140
Title: “The Dreamer”
Medium: prose text story
Cover date: Nov. 1955
Publisher:
Reprints of this prose text story:
Journey Into Mystery (vol. 1) #40 (Nov. 1956): "The Experiment"
Strange Tales (vol. 1) #60 (Dec. 1957): "Crackpot Chemist"