XTF Search Results (docsPerPage=100;f121-subject=Mines and mineral resources -- Iowa)

http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f121-subject=Mines and mineral resources -- Iowa) http://norton.wrhs.org/collections/search?docsPerPage%3D100;f121-subject%3DMines%20and%20mineral%20resources%20--%20Iowa Results for your query: docsPerPage=100;f121-subject=Mines and mineral resources -- Iowa Thu, 01 Jan 1970 12:00:00 GMT Report of a geological exploration of part of Iowa, Wisconsin, and Illinois: made under instructions from the Secretary of the Treasury of the United States, in the autumn of the year 1839; with charts and illustrations. Owen, David Dale, 1807-1860 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