http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f6-subject=Airplanes -- Rigging) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f6-subject%3DAirplanes%20--%20Rigging Results for your query: docsPerPage=100;f6-subject=Airplanes -- Rigging Thu, 01 Jan 1970 12:00:00 GMT Technical notes: aeroplanes. Great Britain Royal Air Force., Royal College of Science Directorate of Air Technical Services. 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