Warner, Gertrude Chandler  <br/><br/>
Houseboat mystery. 
Gertrude Chandler Warner; Illustrated by Ben Dunn 
 - Niles, IL  A. Whitman  1967 
 - 128 p. 
 - The Boxcar Children Graphic Novels  Book 16 . <br/><br/> Henry, Jessie, Violet, and Benny Alden are spending the summer on a houseboat! Throughout the journey, the childern have the feeling they are being watched--and they are. Someone wants something on their boat, and he'll stop at nothing to get it. Can the Boxcar Children figure it out before it's too late? 
<br/><br/><label>Subjects--Topical Terms: </label><br/>juvenile mysteries<br/>boxcar children
<br/><br/><label>Dewey Class. No.: </label>jWar   82