XTF Search Results (docsPerPage=100;f2-subject=Perkiomen River and Valley (Pa.) -- Industries)

http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f2-subject=Perkiomen River and Valley (Pa.) -- Industries) http://catalog.wrhs.org/collections/search?docsPerPage%3D100;f2-subject%3DPerkiomen%20River%20and%20Valley%20(Pa.)%20--%20Industries Results for your query: docsPerPage=100;f2-subject=Perkiomen River and Valley (Pa.) -- Industries Thu, 01 Jan 1970 12:00:00 GMT The charcoal iron industry in the Perkiomen Valley. Gemmell, Alfred, 1916- http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT