http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f5-subject=Columbia (Pa.) -- History) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f5-subject%3DColumbia%20(Pa.)%20--%20History Results for your query: docsPerPage=100;f5-subject=Columbia (Pa.) -- History Thu, 01 Jan 1970 12:00:00 GMT Hempfield: the beginning of Columbia. Wright, Samuel. 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 Columbia race riots. Worner, William Frederic. 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