The Hidden Prince of Oz The Hidden Prince of Oz The Hidden Prince of Oz is a novel written by Gina Wickwar and illustrated by Anna-Maria Cool. As its title indicates, the book is an entrant into the series of Oz books by L. Frank Baum and his many successors. The publication of the book was timed to coincide with the centennial of the original Oz book, "The Wonderful Wizard of Oz" (as was also true of Edward Einhorn's "Paradox in Oz" and Dave Hardenbrook's "The Unknown Witches of Oz"). It was the winner of the Club's Centennial book contest, which received over 100 entries
The Wonderful Wizard of Oz Bobbs-Merrill Company. The editions they published lacked most of the in-text color and color plates of the original. It was not until the book entered the public domain in 1956 that new editions, either with the original color plates, or new illustrations, proliferated. Notable among them are the 1986 Pennyroyal edition illustrated by Barry Moser, which was reprinted by the University of California Press, and the 2000 "Annotated Wizard of Oz" edited by Michael Patrick Hearn, which was published by W.W. Norton and included all the original color illustrations, as well as supplemental artwork by Denslow. Other centennial editions included