Rupp, I. D. 1. (1981). History of Northampton, Lehigh, Monroe, Carbon, and Schuylkill Counties: Containing a brief history of the first settlers, topography of townships, notices of leading events, incidents, and interesting facts in the early history of these counties. Ann Arbor, MI: UMI.

Rupp, I. Daniel 1803-1878. History of Northampton, Lehigh, Monroe, Carbon, and Schuylkill Counties: Containing a Brief History of the First Settlers, Topography of Townships, Notices of Leading Events, Incidents, and Interesting Facts in the Early History of These Counties. Ann Arbor, MI: UMI, 1981.

Rupp, I. Daniel 1803-1878. History of Northampton, Lehigh, Monroe, Carbon, and Schuylkill Counties: Containing a Brief History of the First Settlers, Topography of Townships, Notices of Leading Events, Incidents, and Interesting Facts in the Early History of These Counties. Ann Arbor, MI: UMI, 1981.