Feather, Norman. <br/><br/>
Mass, length, and time. 

 - Baltimore,  Penguin Books  1961, 
 - 358 p. 
 - Pelican books,  A532 .
<br/><br/><label>Subjects--Index Terms: </label>Physical measurements 
<br/><br/><label>Dewey Class. No.: </label>530.8  / FEA