http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f5-subject=Private flying -- History -- Congresses) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f5-subject%3DPrivate%20flying%20--%20History%20--%20Congresses Results for your query: docsPerPage=100;f5-subject=Private flying -- History -- Congresses Thu, 01 Jan 1970 12:00:00 GMT From airships to airbus: the history of civil and commercial aviation. International Conference on the History of Civil and Commercial Aviation (1992 : Lucerne, Switzerland), Leary, William M. (William Matthew), 1934-, Trimble, William F., 1947-, International Conference on the History of Civil and Commercial Aviation (1992 : Lucerne, Switzerland). 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