Was The Wonderful Wizard of Oz published before the 1939 Wizard of Oz film was released?
Yes. The Wonderful Wizard of Oz (first published 1900) came 39 years before the film The Wizard of Oz (released 1939).
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Where the numbers come from
Each value was checked against two independent sources, quoted on its page. Details: The Wonderful Wizard of Oz (book) and The Wizard of Oz (film).
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