Ace Magazines · February, 1941
1st appearance of The Mummy (Professor Vatz); Origin of The Mummy (Professor Vatz)
educ.: Famous Daredevils of History: Norman Prince; Flash Lightning: The Mummy; The Raven; Hap Hazard; Marvo the Magician; Ace McCoy; Brother of Doom (text story); Whiz Wilson
Writer: Roy Carter
Artist: Maurice Gutwirth