http://www.rssboard.org/rss-specification 720 XTF Search Results (f3-format=Book;f4-subject=Slavery -- United States;f5-subject=Agriculture -- North America) http://catalog.wrhs.org/collections/search?f3-format%3DBook;f4-subject%3DSlavery%20--%20United%20States;f5-subject%3DAgriculture%20--%20North%20America Results for your query: f3-format=Book;f4-subject=Slavery -- United States;f5-subject=Agriculture -- North America Thu, 01 Jan 1970 12:00:00 GMT North America, its agriculture and climate: containing observations on the agriculture and climate of Canada, the United States, and the island of Cuba. Russell, Robert, d. 1871 http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT