Newton, Roger G. <br/><br/>
Galileo's pendulum :  from the rhythm of time to the making of matter / 
Roger G. Newton 
 - New Delhi :  Viva,  2005 
 - x, 153 p. :  ill. ;  22 cm. 
<br/><br/>References : p. [139]-145 
<br/><br/><label>ISBN: </label>8130900114  RM43.90 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Time measurements<br/>Pendulum