Ruth Plumly Thompson was an American writer of children's stories, best known for writing many novels placed in Oz, the fictional land of L. Frank Baum's classic children's novel The Wonderful Wizard of Oz and its sequels.
Thompson c. 1972
The Land of Oz is a magical country introduced in the 1900 children's novel The Wonderful Wizard of Oz written by L. Frank Baum and illustrated by W. W. Denslow.
The Wicked Witch of the West melts, from the William Wallace Denslow illustration in the first edition of The Wonderful Wizard of Oz (1900)