http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f7-subject=National Aircraft Show (1956 : Oklahoma City, Ok.) -- Photograph collections.) http://norton.wrhs.org/collections/search?docsPerPage%3D100;f7-subject%3DNational%20Aircraft%20Show%20(1956%20%3A%20Oklahoma%20City,%20Ok.)%20--%20Photograph%20collections. Results for your query: docsPerPage=100;f7-subject=National Aircraft Show (1956 : Oklahoma City, Ok.) -- Photograph collections. Tue, 28 Jul 2020 12:00:00 GMT National Aircraft Show Photographs. National Air Show http://norton.wrhs.org/collections/view?docId=ead/PG453.xml The collection consists of images of the 1956 National Aircraft Show held at Will Rogers Field, Oklahoma City, Oklahoma. Aircraft manufacturers' displays pictured include General Electric, Allison, Vought, DuPont, North American, Pratt and Whitney, and Sikorsky. http://norton.wrhs.org/collections/view?docId=ead/PG453.xml Wed, 01 Jan 2014 12:00:00 GMT