L. Frank Baum

with Ruth Plumly Thompson

The Undead World of Oz: L. Frank Baum's The Wonderful Wizard of Oz Complete with Zombies and Monsters

2009

with Ryan C. Thomas

Dorothy and the Wizard

1980

with Corinne J. Naden and Bill Morrison

Who's Who in Oz

1954

with Jack Snow, Ruth Plumly Thompson and Rachel R. Cosgrove

Ozoplaning With the Wizard of Oz

1939

with Ruth Plumly Thompson and John R (John Rea) Neill

Ojo in Oz

1933

with Ruth Plumly Thompson

Grampa in Oz

1924

with Ruth Plumly Thompson and John R. Neill

The Cowardly Lion of Oz

1923

with Ruth Plumly Thompson and John R. Neill

The Wizard of Oz

1900

with Ruth Plumly Thompson

Oz Omnibus

1920

with Eric Shanower

Oz, the Complete Collection, Volume 5: The Magic of Oz; Glinda of Oz; The Royal Book of Oz

1919

with Ruth Plumly Thompson