Mandrake the Magician (1939) Pressbook
Here’s another Columbia movie serial pressbook for a comics hero, Mandrake the Magician. Lots of magical promotion for this movie can be found here. Wikipedia mentions that Mandrake may possibly be the first superhero (he appeared in 1934).
Comics reader version: Download Mandrake the Magician Pressbook
See more pressbooks From Zombos’ Closet.
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