http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f277-subject=Ferromanganese) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f277-subject%3DFerromanganese Results for your query: docsPerPage=100;f277-subject=Ferromanganese Thu, 01 Jan 1970 12:00:00 GMT Ferro-mangenese: its uses and the facilities for its manufacture in the United States. Ward, Willard P. 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