http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f8-subject=Glassware -- Pennsylvania -- Pittsburgh Region -- History) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f8-subject%3DGlassware%20--%20Pennsylvania%20--%20Pittsburgh%20Region%20--%20History Results for your query: docsPerPage=100;f8-subject=Glassware -- Pennsylvania -- Pittsburgh Region -- History Thu, 01 Jan 1970 12:00:00 GMT Pittsburgh glass, 1797-1891: a history and guide for collectors. Innes, Lowell. https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT