Historical Marker
The Old Iron Works
Historical marker location:
Whippany, New Jersey
( Marker is at the intersection of Whippany Road and Mt. Pleasant Avenue (New Jersey Route 10), on the left when traveling north on Whippany Road.)
Marker installed: 1976
Circa - 1710.
New Jersey played a significant role in the Underground Railroad, a network of secret routes and safe houses used by African American slaves to escape to freedom in the North. Many abolitionists in New Jersey helped fugitive slaves, including Harriet Tubman, who is known to have traveled through the state.