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For many of us, the 1939 film is the first thing that comes to mind when we think of The Wonderful Wizard of Oz. But it wasn't the first movie version of Baum's book. This version, based on a 1902 stage musical, was produced by the Selig Polyscope Company just ten years after the publication of the novel. If the 1939 film is your standard, then this version is surreal to watch. You can find part two at the link.
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