Titles in this Set:
Wizard of Oz Book 1 ( 3 Titles in 1)
The Wonderful Wizard of Oz
The MarvellousLand of Oz
Ozma of Oz

Wizard of Oz Book 2(3 Titles in 1)
The Emerald City of Oz
The Road to Oz
Dorothy and the Wizard in Oz

Wizard of Oz Book 3(3 Titles in 1)
The Patchwork Girl of Oz
Tik-Tok of Oz
The Scarecrow of Oz

Wizard of Oz Book 4(3 Titles in 1)
Rinkitink in Oz
The Tin Woodman of Oz
The lost Princess of Oz

Wizard of Oz Book 5(3 Titles in 1)
The Magic of Oz
Glinda of Oz
The Royal Book of Oz