Dr. Florence Seibert

Historical marker location:
73 North 2nd Street, Easton, Pennsylvania
( Marker is on North 2nd Street, 0.1 miles north of Church Street, on the right when traveling north.)
Marker installed: 1993

(1897-1991)

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Pennsylvania was the site of the deadliest nuclear accident in U.S. history. In 1979, a partial meltdown occurred at the Three Mile Island nuclear power plant in Harrisburg, Pennsylvania.
Northampton County, Pennsylvania has a rich and diverse history that dates back to the early colonial period. The region was first settled by Native American tribes, including the Lenape, who inhabited the area for thousands of years. In the 17th century, European settlers, primarily of German and Dutch origin, began arriving in the region. In 1752, Northampton County was officially established, named after the English county of the same name.

During the American Revolution, Northampton County played a significant role in the fight for independence. The region's iron industry flourished, producing weaponry and supplies for the Continental Army. The county also saw several notable battles and skirmishes, including the Battle of Trenton in 1776.

In the 19th century, Northampton County experienced rapid industrialization, particularly in the Lehigh Valley region. The construction of the Lehigh Canal and later the railroad system spurred economic growth and the development of towns and cities such as Bethlehem, Easton, and Allentown. The county became a center for iron and steel production, with Bethlehem Steel becoming one of the largest industrial companies in the world.

In recent decades, Northampton County has undergone significant changes. The decline of the steel industry led to the closure of Bethlehem Steel in 1995, resulting in a shift towards a more diverse economy. Today, the county is known for its healthcare, education, and service sectors, with several colleges and universities contributing to its vibrant community. The area also boasts a variety of outdoor recreational opportunities, including hiking, biking, and exploring the scenic landscapes along the Delaware River and the Appalachian Mountains.

This timeline provides a glimpse into the major events and milestones that have shaped the history of Northampton County, Pennsylvania.

  • 1752 – Northampton County, PA is established as one of Pennsylvania's original counties.
  • 1776 – The signing of the Declaration of Independence marks the beginning of the American Revolutionary War.
  • 1803 – The Lehigh Canal is completed, connecting Northampton County to Philadelphia and promoting economic growth.
  • 1837 – The Borough of Easton, located in Northampton County, is incorporated.
  • 1855 – The Pennsylvania State Normal School (now East Stroudsburg University) is founded in Northampton County.
  • 1893 – The Northampton County Courthouse, a Richardsonian Romanesque-style building, is constructed in Easton.
  • 1937 – The Lehigh Valley International Airport (formerly Allentown-Bethlehem-Easton Airport) is established.
  • 1970 – The Martin Tower, the former headquarters of Bethlehem Steel, is completed, becoming the tallest building in Pennsylvania outside of Philadelphia and Pittsburgh at the time.
  • 1992 – The Sands Casino Resort Bethlehem opens, bringing a new era of entertainment and tourism to Northampton County.
  • 2001 – The Musikfest festival, one of the largest music festivals in the United States, celebrates its 20th anniversary in Bethlehem.