Lyman Frank Baum

Glinda of Oz is the fourteenth Land of Oz book written by children's author L. Frank Baum, published on July 10, 1920. It is the last book of the original Oz series, which was later continued by other authors. Like most of the Oz books, the plot features a journey through some of the remoter regions of Oz; though in …

Kabumpo in Oz is the sixteenth Oz book, and the second written by Ruth Plumly Thompson. It was the first Oz book fully credited to her. This is the last Oz book to enter in the public domain by means of automatic copyright expiration. There are, however, other later OZ Books in the public domain, due to their …