http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f277-subject=Armstrong County (Pa.) -- History) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f277-subject%3DArmstrong%20County%20(Pa.)%20--%20History Results for your query: docsPerPage=100;f277-subject=Armstrong County (Pa.) -- History Thu, 01 Jan 1970 12:00:00 GMT History of Armstrong County, Pennsylvania. Smith, Robert Walter. 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 Biographical and historical cyclopedia of Indiana and Armstrong counties, Pennsylvania. Wiley, Samuel T. 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