http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f6-subject=Airplanes -- United States -- Periodicals) http://norton.wrhs.org/collections/search?docsPerPage%3D100;f6-subject%3DAirplanes%20--%20United%20States%20--%20Periodicals Results for your query: docsPerPage=100;f6-subject=Airplanes -- United States -- Periodicals Thu, 01 Jan 1970 12:00:00 GMT Flying (New York, N.Y.). Mingos, Howard., Aeronautical Chamber of Commerce of America http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT