http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f5-subject=Balloons -- History) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f5-subject%3DBalloons%20--%20History Results for your query: docsPerPage=100;f5-subject=Balloons -- History Thu, 01 Jan 1970 12:00:00 GMT The dream machines. Haining, Peter 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 aeronauts. Jackson, Donald Dale, 1935-, Time-Life Books 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 evolution of the flying machine: balloon, airship, aeroplane. Harper, Harry, b.1880 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