XTF Search Results (docsPerPage=100;f39-subject=Porphyry)

http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f39-subject=Porphyry) http://norton.wrhs.org/collections/search?docsPerPage%3D100;f39-subject%3DPorphyry Results for your query: docsPerPage=100;f39-subject=Porphyry Thu, 01 Jan 1970 12:00:00 GMT The porphyry coppers. Parsons, A. B. (Arthur Barrette), 1887-1966, American Institute of Mining, Metallurgical, and Petroleum Engineers 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