Osborne, Mary Pope. <br/><br/>
High time for heroes / 
Mary Pope Osborne ; illustrated by Sal Murdocca. 
 - 118 p. :  ill ;  22 cm. 
 - Magic tree house ;  bk. 51 Magic tree house. Merlin missions ;  bk. 23 .
<br/><br/> A Merlin mission. 
<br/><br/> Jack and Annie are magically transported to mid-1800's Thebes where they are saved from a dangerous accident by Florence Nightingale. 
<br/><br/> 5.8  3-6  560L  Lexile  N  Fountas 
<br/><br/><label>ISBN: </label>9780307980496 (trade) 9780307980502 (lib. bdg.) 0307980502 0307980499 9781338226904 9780307980526 
<br/><br/><label>LCCN: </label>2013019148 
<br/><br/><label>Subjects--Personal Names: </label><br/>Nightingale, Florence, 1820-1910 --Fiction.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Time travel--Fiction.<br/>Magicians--Fiction.<br/>Nurses--Fiction.<br/>Tree houses--Fiction.<br/>Time travel--Fiction.<br/>Magicians--Fiction.<br/>Nurses--Fiction.<br/>Tree houses--Fiction.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Thebes (Egypt : Extinct city)--Fiction.<br/>Thebes (Egypt : Extinct city)--Fiction.
<br/><br/><label>LC Class. No.: </label>PZ7.O81167  / Hj 2014 
<br/><br/><label>Dewey Class. No.: </label>[Fic]