Matches in DBpedia 2014 for { ?s ?p The Crossley Ratings were an audience measurement system created to determine the audience size of radio broadcasts between 1930 and 1935. Developed by Archibald Crossley in 1930, Crossley Inc. conducted tests by calling the homes and asking them what they had listened to the previous night.. }
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- Crossley_ratings comment "The Crossley Ratings were an audience measurement system created to determine the audience size of radio broadcasts between 1930 and 1935. Developed by Archibald Crossley in 1930, Crossley Inc. conducted tests by calling the homes and asking them what they had listened to the previous night.".