History of Northampton, Lehigh, Monroe, Carbon and Schuylkill counties

Ancestry.com. History of Northampton, Lehigh, Monroe, Carbon and Schuylkill counties [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2005.Original data: Rupp, I. Daniel. 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, with an appendix .... Lancaster, Pa.: G. Hills, 1845.