Which famous publishing tagline was created in 1935 and led to a revolutionary approach in marketing affordable paperback classics to the masses?

The publishing industry has seen many memorable marketing campaigns over the decades, but some taglines have become so iconic they've entered our cultural lexicon. This trivia question explores one of the most successful publishing brand slogans that helped transform a modest imprint into a global literary phenomenon, dramatically increasing sales and reader engagement. Test your knowledge of literary marketing history!

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Penguin Books: 'Good reading for the millions'
Random House: 'Books for every reader'
HarperCollins: 'Read beyond the page'
Simon & Schuster: 'Open a book, open your mind'