http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f7-subject=Manuscripts on microfilm -- Standards) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f7-subject%3DManuscripts%20on%20microfilm%20--%20Standards Results for your query: docsPerPage=100;f7-subject=Manuscripts on microfilm -- Standards Thu, 01 Jan 1970 12:00:00 GMT Specifications for microfilming manuscripts. Library of Congress Photoduplication Service. 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