Spilsbury, Louise <br/><br/>
Inventions : Questions and answers 

 - U.K.  Parragon  2008 
 - 96 p 
<br/><br/><label>ISBN: </label>9.78141E+12 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Invention
<br/><br/><label>Dewey Class. No.: </label>R 608 S45i