Dieffenbach, Victor C. <br/><br/>
The Dieffenbach Organ Builders 

 -  Privately Printed  1967 
<br/><br/><label>Subjects--Personal Names: </label><br/>Dieffenbach Family
<br/><br/><label>Subjects--Topical Terms: </label><br/>Families
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Pennsylvania