Adventure Comics #56
The ad promotes the beginning of the 15-part Superman radio serial storyline that featured the return of the villainous Yellow Mask. The storyline ran October 7 to November 8, 1940. It also lists eight stations in the United States and one in the Philippine Islands (misspelled as "Phillipine") airing the Superman radio show, along with their sponsors.
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The ad promotes the beginning of the 15-part Superman radio serial storyline that featured the return of the villainous Yellow Mask. The storyline ran October 7 to November 8, 1940. It also lists eight stations in the United States and one in the Philippine Islands (misspelled as "Phillipine") airing the Superman radio show, along with their sponsors.
Plot details indexed by the Grand Comics Database (CC BY-SA).