System, Metric  <br/><br/>
The Metric System of Weights and Measures 

 - New York   :  Teacher College,    1948. 
 - 303p.;  24cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>D.A. Perera Collection<br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510.7  / SYS