Was L. Frank Baum successful in creating his characters of the book wonderful wizard of oz?

The novel's characters and setting of the Land of Oz are firmly entrenched in American pop culture. The work has been translated into eight different languages as well. Each of Baum's characters represent core emotions in human beings. Both children and adults can relate to these traits, like courage or intellect, on their own level. The classic good vs evil motif is embodied in the characters of the book.