http://www.rssboard.org/rss-specification 720 XTF Search Results (sort=creator;format=Book;f2-subject=Transportation;f3-subject=Aeronautics, Commercial) http://catalog.wrhs.org/collections/search?sort%3Dcreator;facet-format%3DBook;f2-subject%3DTransportation;f3-subject%3DAeronautics,%20Commercial Results for your query: sort=creator;facet-format=Book;f2-subject=Transportation;f3-subject=Aeronautics, Commercial Thu, 01 Jan 1970 12:00:00 GMT Transport aviation. Black, Archibald, 1888- 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