The Hidden Valley of Oz
The Hidden Valley of Oz (1951) is the thirty-ninth in the series of Oz books created by L. Frank Baum and his successors. It was written by Rachel R. Cosgrove and illustrated by Dirk Gringhuis. Jam, a boy from Ohio flies to the Gillikin Country in a giant kite. There he teams up with Dorothy and her companions to defeat an evil giant.
This book belongs to the Series: Oz