http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f2-subject=African Americans -- Pennsylvania -- Columbia;subject=african american) http://norton.wrhs.org/collections/search?docsPerPage%3D100;f2-subject%3DAfrican%20Americans%20--%20Pennsylvania%20--%20Columbia;subject%3Dafrican%20american Results for your query: docsPerPage=100;f2-subject=African Americans -- Pennsylvania -- Columbia;subject=african american Thu, 01 Jan 1970 12:00:00 GMT The Columbia race riots. Worner, William Frederic. http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://norton.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT