Historical Significance:

Samuel Nutt was one of the largest and most influential ironmasters in colonial America.  In 1717, Nutt established Coventry Forge, the first iron forge built in Chester County and the second in Pennsylvania.  He also built Coventry Steel (1730s), which was Pennsylvania's first steel furnace, although it was not successful.  His sites were important in both the the birth and growth of the iron industry in Pennsylvania.

Pennsylvania Map, Published 1775 Library of Congress