Dixon, Franklin W. <br/><br/>
The Disappearing floor / 
by Franklin W. Dixon 
 - New York :  Grosset & Dunlap,  c1940 (1993 printing) 
 - 176p. :  ill. ;  20cm. 
 - The Hardy boys mystery stories ;  19 .
 - The Hardy boys mystery stories ;  19 .
<br/><br/><label>ISBN: </label>044808919X (hbk.) : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English fiction<br/>Detective and mystery stories, English
<br/><br/><label>Dewey Class. No.: </label>F DIX