Mount Vernon Furnace, also known as Jacob's Creek Furnace and Alliance Iron Works, is a historic iron furnace located at Bullskin Township, Fayette County, Pennsylvania.

It is a stone structure measuring 24 feet square and 30 feet high, with two arches.

[2] It was added to the National Register of Historic Places in 1991.

[1] Media related to Mount Vernon Furnace at Wikimedia Commons

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