A lecture on the early Pennsylvania iron industry will be presented at Historic Poole Forge, 1040 Main St., Narvon, on Wednesday, June 11, at 7 p.m.

Dan Graham, historian and author, will discuss the early Colonial iron industry of Pennsylvania and how Poole Forge was a part of it.

The presentation will include how iron was made and the differences between bloomeries, furnaces and forges. The talk will also include an overview of Poole Forge founder, ironmaster James Old, and his role in making cannons for the American cause during the Revolution.

Graham is an early Pennsylvania iron researcher and a Potts and Rutter family historian. He has written more than 60 publications on the iron industry in Berks, Chester and Montgomery Counties and on Pottstown, Valley Forge and the Revolutionary War. He holds a Bachelor of Science from West Virginia University and an MPA from George Washington University. He is retired and lives in Montrose, Susquehanna County.

For more information, visit http://www.historicpooleforge.org. Those with questions may email hpf1940@gmail.com.