http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f3-subject=Aeronautics -- Biography -- Periodicals) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f3-subject%3DAeronautics%20--%20Biography%20--%20Periodicals Results for your query: docsPerPage=100;f3-subject=Aeronautics -- Biography -- Periodicals Thu, 01 Jan 1970 12:00:00 GMT Who's who in aviation (Chicago, Ill.). Writers' Program of the Works Project Administration in the State of Illinois 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 Who's who in world aviation. American Aviation Publications 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