Explaining the Brunswick panatrope, being the first unit of a course in panatrope salesmanship. 

 - New York ;  [c1926] 
 - 64 p. :  ill. ;  23 cm. 
<br/><br/><label>LCCN: </label>unk84153667  
<br/><br/><label>LC Class. No.: </label>ML3790  / .B78