Ozoplaning with the Wizard of Oz Ozoplaning with the Wizard of Oz Ozoplaning with the Wizard of Oz (1939) is the thirty-third in the series of Oz books created by L. Frank Baum and his successors, and the nineteenth and last written by Ruth Plumly Thompson. It was illustrated by John R. Neill. The phrase "The Wizard of Oz" was included in the title to coincide with the MGM film "The Wizard of Oz", which was released the same year the book was published. As such, the focus of the story is on characters who appeared in the first book. Thompson focuses the book most strongly
The Wonderful Wizard of Oz continued to include these faces on gates. Baum did not offer any conclusive proof that he intended his novel to be a political allegory. Historian Ranjit S. Dighe wrote that for 60 years after the book's publication, "virtually nobody" had such an interpretation until Henry Littlefield, a high-school teacher. In his 1964 "American Quarterly" article, "The Wizard of Oz: Parable on Populism", Littlefield posited that the book contained an allegory of the late 19th-century bimetallism debate regarding monetary policy. Littlefield's thesis achieved some support, but has been strenuously attacked by others. "The Wonderful Wizard of Oz" has become an established