http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f1-subject=Panama Canal (Panama);f2-subject=Nicaragua Canal (Nicaragua);smode=simple;subject=Panama Canal (Panama);subject-join=exact) http://catalog.wrhs.org/collections/search?docsPerPage%3D100;f1-subject%3DPanama%20Canal%20(Panama);f2-subject%3DNicaragua%20Canal%20(Nicaragua);smode%3Dsimple;subject%3DPanama%20Canal%20(Panama);subject-join%3Dexact Results for your query: docsPerPage=100;f1-subject=Panama Canal (Panama);f2-subject=Nicaragua Canal (Nicaragua);smode=simple;subject=Panama Canal (Panama);subject-join=exact Thu, 01 Jan 1970 12:00:00 GMT Ancient and modern engineering and the Isthmian Canal. Burr, William H. (William Hubert), 1851-1934 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