Warner, Gertrude Chandler,  1890-1979. <br/><br/>
The mystery of the star ruby 
created by Gertrude Chandler Warner ; illustrated by Hodges Soileau. 
 - Morton Grove, Ill. :  A. Whitman,  2002. 
 - 120p.  ill. :  19cm. 
 - Boxcar children ;  [#89] .
<br/><br/> The Aldens take part in a hunt at a gem mine and discover that someone is out to sabotage the contest. 
<br/><br/> 500  Lexile. 
<br/><br/>
<br/><br/><label>ISBN: </label>080755510X :  $3.95