http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f1-subject=Mines and mineral resources -- Mexico) http://catalog.wrhs.org/collections/search?docsPerPage%3D100;f1-subject%3DMines%20and%20mineral%20resources%20--%20Mexico Results for your query: docsPerPage=100;f1-subject=Mines and mineral resources -- Mexico Thu, 01 Jan 1970 12:00:00 GMT Journal of a residence and tour in the republic of Mexico in the year 1826: With some account of the mines of that country. Lyon, G. F. (George Francis), 1795-1832 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 Political essay on the kingdom of New Spain. Humboldt, Alexander von, 1769-1859 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 Mexico in 1827. Ward, H. G. (Henry George), 1797-1860 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