Subramaniam, H.  <br/><br/>
The magnetic compass /  
H. Subramaniam.  
 - Bombay :   Vijay,   0000 
 - 64 p. ;   21 cm.  
<br/><br/><label>Subjects--Index Terms: </label>The magnetic compass.  
<br/><br/><label>Dewey Class. No.: </label>623.8932  / SUB