Illustrated encyclopedia of science and nature/  machines and inventions II 

 - [Place of publication not identified]  Educational technologies limited  2004 
 - 80 pages;  illustrations  29 cm 
<br/><br/>Includes glossary 
<br/><br/>Modern day office equipment---machines for leisure time--home improvement 
<br/><br/><label>Dewey Class. No.: </label>621.8  / E1