http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f9-subject=Airships -- Aerial photographs) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f9-subject%3DAirships%20--%20Aerial%20photographs Results for your query: docsPerPage=100;f9-subject=Airships -- Aerial photographs Thu, 01 Jan 1970 12:00:00 GMT Zeppelin-Weltfahrten: vom ersten Luftschiff 1899 bis zu den Fahrten des LZ127 "Graf Zeppelin" 1932. Luschnath, H., Breithaupt, Joachim, 1883- 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