L. Frank Baum 
Oz: The Complete Collection [EPUB ebook] 

Here you will find the complete Oz collection in the chronological order of their original publication.
– The Wonderful Wizard of Oz
– The Marvelous Land of Oz
– Ozma of Oz
– Dorothy and the Wizard in Oz
– The Road to Oz
– The Emerald City of Oz
– The Patchwork Girl of Oz
– Tik-Tok of Oz
– The Scarecrow of Oz
– Rinkitink in Oz
– The Lost Princess of Oz
– The Tin Woodman of Oz
– The Magic of Oz
– Glinda of Oz