Summer of the sea serpent /

Jack and Annie travel in their magic tree house to the land of the mystical selkies to seek a magical sword for Merlin.

Bibliographic Details

Main Author:	Osborne, Mary Pope
Other Authors:	Murdocca, Sal (Illustrator)
Format:	Book
Language:	English
Published:	New York : Random House, [2004]
Edition:	1st ed.
Series:	Osborne, Mary Pope. Magic tree house series ; 31.
Subjects:	Time travel > Fiction. Magic > Fiction. Selkies > Fiction. Swords > Fiction. Tree houses > Fiction. Brothers and sisters > Fiction.