Question: Which magazine, Photoplay or McCall's was a monthly American women's magazine,  that enjoyed great popularity through much of the 20th century, peaking at a readership of 8.4 million in the early 1960s?
Sentence (from "Photoplay"): It was founded in 1911 in Chicago, the same year that J. Stuart Blackton founded "Motion Picture Story," a magazine also directed at fans.
Relevant evidence: No