http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;smode=advanced;subject=Pennsylvania -- Census, 1840 -- Indexes;subject-join=exact) http://norton.wrhs.org/collections/search?docsPerPage%3D100;smode%3Dadvanced;subject%3DPennsylvania%20--%20Census,%201840%20--%20Indexes;subject-join%3Dexact Results for your query: docsPerPage=100;smode=advanced;subject=Pennsylvania -- Census, 1840 -- Indexes;subject-join=exact Thu, 01 Jan 1970 12:00:00 GMT Pennsylvania 1840 census index. Jackson, Ronald Vern., Teeples, Gary Ronald, United States Census Office. 6th census, 1840. http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT U.S. federal census index, Pennsylvania 1840. Jackson, Ronald Vern. http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT