The Wonderful Wizard of Oz is the first book in the Land of Oz series although Baum did not originally intend for Oz to be a series.
The story chronicles the adventures of Dorothy Gale in the Land of Oz, after being swept away from her Kansas farm home in a storm and deposited in a field in Munchkin Country. The falling house kills the evil ruler of the Munchkins, the Wicked Witch of the East.
Lyman Frank Baum was an American author of children's books, best known for writing The Wonderful Wizard of Oz. He wrote thirteen novel sequels, nine other fantasy novels, and other works.