http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f8-subject=Advertising agencies) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f8-subject%3DAdvertising%20agencies Results for your query: docsPerPage=100;f8-subject=Advertising agencies Thu, 01 Jan 1970 12:00:00 GMT The book of the golden celebration. Ayer, firm, newspaper advertising agents 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 history of an advertising agency: N. W. Ayer & Son at work, 1869-1949. Hower, Ralph Merle, 1903- 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