Conversation so far:
What did L. Frank Baum have to do with The Wizard of Oz?
In 1900, L. Frank Baum and William Wallace Denslow published The Wonderful Wizard of Oz to much critical acclaim and financial success.
how did The Wizard of Oz musical do with the public?
The Wizard of Oz opened in Chicago in 1902 then ran on Broadway for 293 stage nights from January to October 1903.
did L. Frank Baum get any awards for The Wizard of Oz show?
No, L. Frank Baum did not get any awards
What are some interesting facts about The Wizard of Oz musical that you liked?
The Wicked Witch of the West is mentioned but does not appear in this version of The Wizard of Oz, and Toto is replaced by a cow named Imogene
how did the book The Wonderful Wizard of Oz do?
The Wonderful Wizard of Oz received positive critical reviews upon release. In a September 1900 review, The New York Times praised the novel.
did L. Frank Baum write anything else besides the Wonderful Wizard of Oz?
Dot and Tot of Merryland is a 1901 novel by L. Frank Baum

Question: Why did he have an obsession with OZ?
Self-contained rewrite: Why did L. Frank Baum have an obsession with OZ?