Marh H Dartford Penny Smith Donald Clarkhe <br/><br/>
Illustrated Encyclopaedia Of Science Of Inverntion Val- l 

 - 0 
 - NULL  H. S Stuttman  1989 
 - 128 
<br/><br/><label>ISBN: </label>NULL 
<br/><br/><label>Subjects--Topical Terms: </label><br/>NULL
<br/><br/><label>Dewey Class. No.: </label>N.D.