http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f1-subject=Aeronautics;f2-format=Book;f3-subject=Nature;f4-subject=Aerial photography;format=Book) http://catalog.wrhs.org/collections/search?docsPerPage%3D100;f1-subject%3DAeronautics;f2-format%3DBook;f3-subject%3DNature;f4-subject%3DAerial%20photography;facet-format%3DBook Results for your query: docsPerPage=100;f1-subject=Aeronautics;f2-format=Book;f3-subject=Nature;f4-subject=Aerial photography;facet-format=Book Thu, 01 Jan 1970 12:00:00 GMT Airman's world: a book about flying. Supf, Peter., Brooks, C. Harry (Cyrus Harry), 1890- 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