McLeod, Jilly <br/><br/>
How nearly everything was invented:  by the brainwaves / 
Swerling, Lisa and Lazar, Ralph. 
 - London; New York, NY :  DK Publishing,  2006. 
<br/><br/> Looks at some of the most important inventions that changed the world, including lenses, the steam engine, gunpowder, and many others.  Includes fold-out pages. 
<br/><br/><label>ISBN: </label>0756620775 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inventions--History