Group posing in front of the Alliance Furnace ruins, Fayette County, 1897
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Image of the furnace and workers

Credit: Courtesy of LaVonne R. Hanlon.

One of the earliest iron furnaces west of the Alleghenies, the Alliance produced cannon, pots, kettles, and other hollowware from the early 1790s until it closed in 1801. Today, the ruins of the Alliance Furnace and dozens of other iron furnaces still dot the Pennsylvania landscape.

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