National Geographic Magazine
The Brandywine River powered American industry in the 19th century. Walker's textile mill joins many others that dot the riverbanks. Upstream, the DuPont Company made gunpowder; other mills produced e…
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The Brandywine River powered American industry in the 19th century. Walker's textile mill joins many others that dot the riverbanks. Upstream, the DuPont Company made gunpowder; other mills produced e…
Read More