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Cornelia Hennigan research on the Williamson Free School of Mechanical Trades, circa 2000-2008
Held at: Williamson College of the Trades (Williamson Free School of Mechanical Trades) [Contact Us]
Held at: Williamson College of the Trades (Williamson Free School of Mechanical Trades) [Contact Us]
Held at: Delaware County Historical Society [Contact Us]
Held at: Delaware County Historical Society [Contact Us]
Held at: Delaware County Historical Society [Contact Us]
Held at: Radnor Historical Society [Contact Us]
Held at: Delaware County Historical Society [Contact Us]
Held at: The Archives at the School in Rose Valley [Contact Us]
Held at: Williamson College of the Trades (Williamson Free School of Mechanical Trades) [Contact Us]