Wow Comics is an monthly Golden Age comic book anthology series that was published by Fawcett Comics from winter 1940 to August 1948. From issue #9 to #58, the book's cover features were the solo adventures of Fawcett's Mary Marvel character. Other characters included Mr. Scarlet, Commando Yank and Phantom Eagle. The title's inaugural issue was the first comic book mentioning of Gotham City. Wow Comics later evolved into a boys' title beginning with issue #59. Source: Wikipedia (en)