Osborne, Mary Pope. <br/><br/>
Summer of the sea serpent /  [book] 

 - 1st ed. 
 - New York :  Random House,  c2004. 
 - 111 p. :  ill. ;  22 cm. 
 - Magic tree house ;  #31 .
 - Osborne, Mary Pope.  Magic tree house series  ;  #31 ;  #31. .
<br/><br/> "A Stepping Stone book."  Series no. from jacket. 
<br/><br/> Jack and Annie travel in their magic tree house to the land of the mystical selkies to seek a magical sword for Merlin. 
<br/><br/><label>ISBN: </label>0375827358 (trade) 0375927352 (lib. bdg.) 
<br/><br/><label>LCCN: </label>2003010248 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Time travel<br/>Magic<br/>Selkies<br/>Swords<br/>Tree houses<br/>Brothers and sisters
<br/><br/><label>LC Class. No.: </label>PZ7.O81167  / Ste 2004 
<br/><br/><label>Dewey Class. No.: </label>[Fic]