http://www.rssboard.org/rss-specification 720 XTF Search Results (f6-format=Book;f7-subject=Aeronautics;f8-subject=Aeronautics -- United States) http://catalog.wrhs.org/collections/search?f6-format%3DBook;f7-subject%3DAeronautics;f8-subject%3DAeronautics%20--%20United%20States Results for your query: f6-format=Book;f7-subject=Aeronautics;f8-subject=Aeronautics -- United States Thu, 01 Jan 1970 12:00:00 GMT Some lessons of history. Hunsaker, Jerome Clarke, 1886-, Wings Club (New York, N.Y.) 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