Royston, Angela. <br/><br/>
Pulleys and gears / 
Angela Royston. 
 - Chicago :  Heinemann Library,  c2001. 
 - 32 p. :  col. ill. ;  27 cm. 
 - Machines in action .
<br/><br/>Includes bibliographical references (p. 32) and index. 
<br/><br/> A color-illustrated overview of pulleys and gears that describes drive belts, clocks and watches, bevel gears, bicycles, and other related topics.  Also includes a glossary and instructions for making a toy windmill. 
<br/><br/> 4.3  3-6  Follett Library Resources 
<br/><br/><label>ISBN: </label>1575723204 
<br/><br/><label>LCCN: </label>00029593 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pulleys--Juvenile literature.<br/>Gearing--Juvenile literature.<br/>Pulleys.<br/>Gearing.
<br/><br/><label>LC Class. No.: </label>TJ1103  / .R69 2001 
<br/><br/><label>Dewey Class. No.: </label>621.8/33