Williams, Trevor I. <br/><br/>
The history of invention / 
[by] Trevor I. Williams. 
 - New York :  Facts on File,  1987. 
 - 352 p. :  ill. (some col.) 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0816017883 
<br/><br/><label>LCCN: </label>87008880 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technology--History.<br/>Inventions--History.<br/>Inventors--Biography.
<br/><br/><label>Dewey Class. No.: </label>609