Proceedings of the Lehigh County Historical Society 

 -  8° 
<br/><br/> 12. 1939.–34. 1980. [N: 20, 21, 23, 24, 26, 27, 29, 30, 33] 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Amerika<br/>Pennsylvanien<br/>Lehigh County<br/>Geschichte<br/>Zeitschrift