http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f1-subject=Agriculture;f2-format=Book;f3-subject=Patents -- United States;format=Book) http://catalog.wrhs.org/collections/search?docsPerPage%3D100;f1-subject%3DAgriculture;f2-format%3DBook;f3-subject%3DPatents%20--%20United%20States;facet-format%3DBook Results for your query: docsPerPage=100;f1-subject=Agriculture;f2-format=Book;f3-subject=Patents -- United States;facet-format=Book Thu, 01 Jan 1970 12:00:00 GMT Report of the commissioner of patents for the year 1852: Agriculture. 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 Report of the commissioner of patents for the year 1853: Agriculture. 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 Report of the commissioner of patents for the year 1854: Agriculture. 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 Report of the commissioner of patents for the year 1856: Agriculture. 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 Report of the Commissioner of Patents for the year 1861: Agriculture. 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