Poynting, J. H.  1852-1914. <br/><br/>
A text-book of physics: Sound. /  
J. H. Poynting, Sir J. J. Thomson.  
 - 7a ed. 
 - London :   C. Griffin,  1920. 
 - xii, 164 p.  illus., diagrs.  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SONIDO
<br/><br/><label>Universal Decimal Class. No.: </label>534