Spinning Wool to Clothe the Ironworker - Hopewell Furnace National Historic Site (U.S. National Park Service)

Iron Workers - Hopewell Furnace National Historic Site (U.S.

Hopewell Furnace National Historic Site (U.S. National Park Service)

A Little Time and a Keyboard: Investigating Early Industry at

Hopewell Furnace National Historic Site Photos and Images

Hopewell Furnace National Historic Site (U.S. National Park Service)

Volunteer Opportunities - Hopewell Furnace National Historic Site

Hopewell Furnace National Historic Site Photos and Images

NPS Historical Handbook: Hopewell Furnace

Hopewell Furnace National Historic Site (U.S. National Park Service)

Virtual Visitor Center - Hopewell Furnace National Historic Site

Berks Places: Hopewell Furnace a step back into 19th century iron

Hopewell Furnace National Historic Site (U.S. National Park Service)

Park Archives: Hopewell Furnace National Historic Site

Hopewell Furnace National Historic Site – Pine Swamp, Pennsylvania

A Little Time and a Keyboard: Investigating Early Industry at