http://www.rssboard.org/rss-specification 720 XTF Search Results (f1-subject=Pennsylvania -- Genealogy;f2-subject=United States -- Census, 6th, 1840 -- Indexes) http://catalog.wrhs.org/collections/search?f1-subject%3DPennsylvania%20--%20Genealogy;f2-subject%3DUnited%20States%20--%20Census,%206th,%201840%20--%20Indexes Results for your query: f1-subject=Pennsylvania -- Genealogy;f2-subject=United States -- Census, 6th, 1840 -- Indexes Thu, 01 Jan 1970 12:00:00 GMT U.S. federal census index, Pennsylvania 1840. Jackson, Ronald Vern. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc192890323275696.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc192890323275696.mrc Thu, 01 Jan 1970 12:00:00 GMT