http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f6-subject=Washington County (Pa.) -- Census, 1850) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f6-subject%3DWashington%20County%20(Pa.)%20--%20Census,%201850 Results for your query: docsPerPage=100;f6-subject=Washington County (Pa.) -- Census, 1850 Thu, 01 Jan 1970 12:00:00 GMT Census of Washington County, Pa., 1850. United States Census Office. 7th census, 1850., House, James A.Mrs 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