http://www.rssboard.org/rss-specification 720 XTF Search Results (f6-format=Book;f7-subject=Aeronautics;f8-subject=Wind tunnels) http://catalog.wrhs.org/collections/search?f6-format%3DBook;f7-subject%3DAeronautics;f8-subject%3DWind%20tunnels Results for your query: f6-format=Book;f7-subject=Aeronautics;f8-subject=Wind tunnels Thu, 01 Jan 1970 12:00:00 GMT Smoke streams: visualized air flow. Ludington, Charles Townsend, 1896- 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