The Piedmont » Northampton County » Easton » Eastern Pennsylvania » Northampton National Bank Northampton National Bank Details 1907, Abner A. Richter. 400 Northampton St. The hillside site magnifies the height of Easton's first skyscraper. Designed by a Reading architect, it is a seven-story bank and office structure with an attractive and unusually well-preserved Beaux-Arts lobby. Writing Credits Author: George E. Thomas