"The Gnome King of Oz" by Ruth Plumly Thompson is a fantasy novel published in 1927. When the Patchwork Girl is kidnapped to become queen of a quilting kingdom, a Philadelphia boy named Peter arrives in Oz via balloon bird. He encounters the exiled Gnome King Ruggedo, who discovers a magic cloak and plots revenge against Ozma. Peter must race to the Emerald City to warn its inhabitants before Ruggedo can reclaim his stolen powers and wreak havoc on Oz. (This is an automatically generated summary.)