http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f5-subject=Great Britain -- Colonies -- America -- Population) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f5-subject%3DGreat%20Britain%20--%20Colonies%20--%20America%20--%20Population Results for your query: docsPerPage=100;f5-subject=Great Britain -- Colonies -- America -- Population Thu, 01 Jan 1970 12:00:00 GMT American population before the federal census of 1790. Greene, Evarts Boutell, 1870-1947, Harrington, Virginia Draper, 1903-, Columbia University Council for Research in the Social Sciences. 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