http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;smode=advanced;subject=Mines and mineral resources;subject-join=exact) http://norton.wrhs.org/collections/search?docsPerPage%3D100;smode%3Dadvanced;subject%3DMines%20and%20mineral%20resources;subject-join%3Dexact Results for your query: docsPerPage=100;smode=advanced;subject=Mines and mineral resources;subject-join=exact Thu, 01 Jan 1970 12:00:00 GMT On the origin of mineral veins. Whittlesey, Charles, 1808-1886 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 The metallic wealth of the United States: described and compared with that of other countries. Whitney, J. D. (Josiah Dwight), 1819-1896 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 International control of minerals: U.S. Geological survey. Mineral resources of the U.S., 1917, pt. 1. Leith, C. K. 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