For anyone interested in the industrial history of the USA, I have just posted a gallery of images from Hagley Museum, site of the original DuPont gunpowder mills:
http://www.pbase.com/ukexpat/hagley
Board index ‹ PBase ‹ Show and Tell ‹ Hagley Museum, Wilmington, Delaware
Board index ‹ PBase ‹ Show and Tell ‹ Hagley Museum, Wilmington, Delaware
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