Which innovative retail strategy did Oxford University Press first implement in 1928 that revolutionized dictionary sales and accessibility?

Dictionaries have evolved dramatically in the retail space. What was once simply books on shelves has transformed into innovative products with unique marketing approaches and digital experiences. Test your knowledge about how language reference tools have been marketed, packaged, and sold throughout history, and how the retail landscape for linguistic products has changed in the digital era.

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The Oxford Dictionary subscription model, allowing customers to receive updated volumes periodically
The first searchable digital dictionary kiosk installed in major bookstores
A 'word-of-the-day' marketing campaign featuring celebrity endorsements of rare words
Dictionary vending machines placed in universities that dispensed miniature subject-specific dictionaries