http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f1-subject=History;f2-subject=United States;f3-subject=Mineral industries -- United States -- History;smode=advanced;subject=History;subject-join=exact) http://norton.wrhs.org/collections/search?docsPerPage%3D100;f1-subject%3DHistory;f2-subject%3DUnited%20States;f3-subject%3DMineral%20industries%20--%20United%20States%20--%20History;smode%3Dadvanced;subject%3DHistory;subject-join%3Dexact Results for your query: docsPerPage=100;f1-subject=History;f2-subject=United States;f3-subject=Mineral industries -- United States -- History;smode=advanced;subject=History;subject-join=exact Thu, 01 Jan 1970 12:00:00 GMT Iron will: Cleveland-Cliffs and the mining of iron ore, 1847-2006. Reynolds, Terry S., Dawson, Virginia P. (Virginia Parker) 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