Which innovative book packaging format, introduced in the 1930s but popularized in the 1950s, revolutionized literature retail by making books more affordable and accessible to mass markets?

In the world of literature retail, packaging innovations have dramatically shifted how readers discover and consume books. From dust jackets to digital formats, the presentation of literature has evolved to meet changing consumer preferences. This poll tests your knowledge about a revolutionary product packaging change that transformed the book industry and created an entirely new market segment for literature retailers.

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Mass market paperbacks (pocket books)
Hardcover books with removable dust jackets
Leather-bound collector's editions
Book club subscription box sets