XTF Search Results (f2-format=Article;expand=subject;f3-subject=Copper mines and mining -- Superior, Lake)

http://www.rssboard.org/rss-specification 720 XTF Search Results (f2-format=Article;expand=subject;f3-subject=Copper mines and mining -- Superior, Lake) http://catalog.wrhs.org/collections/search?f2-format%3DArticle;expand%3Dsubject;f3-subject%3DCopper%20mines%20and%20mining%20--%20Superior,%20Lake Results for your query: f2-format=Article;expand=subject;f3-subject=Copper mines and mining -- Superior, Lake Thu, 01 Jan 1970 12:00:00 GMT The ancient copper mines of Lake Superior. Houghton, Jacob, b. 1827? 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 The ancient miners of Lake Superior. Whittlesey, Charles, 1808-1886 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