Watney, John,  1915-1995, <br/><br/>
The mystery of time / 
written by John Watney. 
 - 28 pages :  color illustrations ;  24 cm. 
 - The Pitkin guide .
 - Pitkin guides. .
<br/><br/> Cover title. 
<br/><br/><label>ISBN: </label>0853729212 9780853729211 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Time--Popular works.<br/>Time measurements--Popular works.<br/>Time.<br/>Time measurements.
<br/><br/><label>Subjects--Index Terms: </label>Time timekeeping basic 
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Popular works.