Frank Baum 
Complete Works of the Wonderful Wizard of Oz (Total of 4 volumes) [EPUB ebook] 

In the context of the fictional Oz, the Wonderful Wizard of Oz tells the story of Dorothea, a little girl in Kansas, USA, who was whirled by a tornado to a place called Mengqijin. The good witch let her go to the Emerald City to find the Oz magician to help her go home.On the way, she met scarecrow, a woodcutter and timid lion.They walked together, overcoming all difficulties, and finally arriving at the Emerald City.But what is waiting for them is another unexpected trouble…