L. Frank Baum 
Oz 
The Complete Collection

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