Hardcover, 71 pages
English language
Published Jan. 16, 2006 by Listening Library.

Mary Pope Osborne: Viking Ships at Sunrise, #15 (Hardcover, 2006, Listening Library)
Hardcover, 71 pages
English language
Published Jan. 16, 2006 by Listening Library.
Their magic tree house takes Jack and Annie back to a monastery in medieval Ireland, where they try to retrieve a lost book while being menaced by Viking raiders.