SUMNER, WILLIAM LESLIE <br/><br/>
THE ORGAN : ITS EVOLUTION, PRINCIPLES OF CONSTRVCTIO AND USE 

 -  MACDONALD AND JANE'S PUBLISHING GROUP LT,  1975 
 - 603   
 - NO SERIES   .
<br/><br/> LIBRARY 
<br/><br/><label>Subjects--Index Terms: </label>HISTORY MUSIC ORGAN