The Hidden Valley of Oz
From Author Wars - https://authorwars.com/books/the-hidden-valley-of-oz-992534.html
Editions/Publications:
- Unknown. The Hidden Valley of Oz (Unknown, Dirk, International Wizard of Oz Club, 320 pages, Trade Paperback, Novel)
- Unknown. The Hidden Valley of Oz (Unknown, Dirk, Reilly & Lee, $2.50, 313 pages, Hardcover, Novel)
- Unknown. The Hidden Valley of Oz (Unknown, Dirk, International Wizard of Oz Club, 320 pages, Hardcover, Novel)