http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f277-subject=Airplanes -- Landing) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f277-subject%3DAirplanes%20--%20Landing Results for your query: docsPerPage=100;f277-subject=Airplanes -- Landing Thu, 01 Jan 1970 12:00:00 GMT The complete camp site guide and latest highway map of U.S.A: together with official directory of aeroplane landing fields. United States touring information bureau, Waterloo, Iowa https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT