http://www.rssboard.org/rss-specification 720 XTF Search Results (subject=Agricultural machinery;subject-join=exact;smode=simple;brand=default;f1-subject=Internal combustion engines) http://catalog.wrhs.org/collections/search?subject%3DAgricultural%20machinery;subject-join%3Dexact;smode%3Dsimple;brand%3Ddefault;f1-subject%3DInternal%20combustion%20engines Results for your query: subject=Agricultural machinery;subject-join=exact;smode=simple;brand=default;f1-subject=Internal combustion engines Thu, 01 Jan 1970 12:00:00 GMT Gas power. 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