http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f10-subject=Exhibitions -- Collectibles -- Catalogs) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f10-subject%3DExhibitions%20--%20Collectibles%20--%20Catalogs Results for your query: docsPerPage=100;f10-subject=Exhibitions -- Collectibles -- Catalogs Thu, 01 Jan 1970 12:00:00 GMT World's fair collectibles: Chicago, 1933 and New York, 1939. Rossen, Howard M., 1936- 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