http://www.rssboard.org/rss-specification 720 XTF Search Results (f3-subject=Gravitation) http://catalog.wrhs.org/collections/search?f3-subject%3DGravitation Results for your query: f3-subject=Gravitation Thu, 01 Jan 1970 12:00:00 GMT Gravitation, matter and anti-matter / by Robert L. Stilmar. Stilmar, Robert L. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT