Mandal, T. M. <br/><br/>
A text-book of sound / 
T. M. Mandal 
 - 6th ed.  
 - Calcutta :  Sen Brothers,  1951 
 - 239 p. :  ill. ;  22 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sound.
<br/><br/><label>Dewey Class. No.: </label>534  / MAT 1951