http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f4-format=Book;f5-subject=Aeronautics;f6-subject=Airplanes;f7-subject=Airplanes -- Motors) http://catalog.wrhs.org/collections/search?docsPerPage%3D100;f4-format%3DBook;f5-subject%3DAeronautics;f6-subject%3DAirplanes;f7-subject%3DAirplanes%20--%20Motors Results for your query: docsPerPage=100;f4-format=Book;f5-subject=Aeronautics;f6-subject=Airplanes;f7-subject=Airplanes -- Motors Thu, 01 Jan 1970 12:00:00 GMT The science of flight and its practical application. Sumner, Percy James Hammond. 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