Kofler, Leo,  1837-1908 <br/><br/>
The art of breathing as the basis of tone-production / 
Leo Kofler. 
 - New York :  E. S. Werner & company,  1887. 
 - ix, 277 pages ;  21 cm. 
 - 784.9 (NLA) .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Respiration<br/>Voice<br/>Singing
<br/><br/><label>Universal Decimal Class. No.: </label>784.9 (NLA)