Machines & inventions. 
 Machines and inventions. 

 - Authorized English language ed. 
 - Alexandria, VA :  Time-Life Books,  1993. 
 - 151 p. :  col. ill. ;  31 cm. 
 - Understanding science & nature. .
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0809527042(hpb) :  SR00.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Machinery--Miscellanea.<br/>Discoveries in science.<br/>Inventions.--Miscellanea.
<br/><br/><label>Dewey Class. No.: </label>621.8  / M278 1993