http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f4-subject=Airplanes -- Motors -- History) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f4-subject%3DAirplanes%20--%20Motors%20--%20History Results for your query: docsPerPage=100;f4-subject=Airplanes -- Motors -- History Thu, 01 Jan 1970 12:00:00 GMT Aircraft piston engines: from the Manly Balzer to the Continental Tiara. Smith, Herschel H. 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 The Wright Brothers' engines and their design. Hobbs, Leonard S., 1896- 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 Rolls-Royce aero engines: seaplanes, flying boats, airships. Cable, Boyd., Rolls-Royce Ltd 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