http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f8-subject=Mines and mineral resources -- Superior, Lake) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f8-subject%3DMines%20and%20mineral%20resources%20--%20Superior,%20Lake Results for your query: docsPerPage=100;f8-subject=Mines and mineral resources -- Superior, Lake Thu, 01 Jan 1970 12:00:00 GMT The mineral region of Lake Superior: comprising its early history, those parts of Dr. Douglass Houghton's Reports of 1841 and '42 relating to the mineralogy of the district. Houghton, Jacob. https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Reports of Wm. A. Burt and Bela Hubbard: esqs., on the geography, topography and geology of the U. S. surveys of the mineral region of the south shore of Lake Superior, for 1845; accompanied by a list of working and organized mining companies; a list of mineral location, and a correct map of the mineral region, also a chart of Lake Superior, reduced from the British admiralty survey. Houghton, Jacob., Bristol, T. W., Burt, William Austin, 1792-1858, Hubbard, Bela, 1814-1896 https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Geological survey of the mineral lands on the southern shore of Lake Superior: belonging to the Pittsburgh and Boston Copper Harbor Mining Company. Shepherd, Forrest., Silliman, Benjamin, 1816-1885, Pittsburgh and Boston Copper Harbor Mining Company https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT The iron ores of Lake Superior: containing some facts of interest relating to mining, beneficiation and shipping of the ore, and location of principal mines. Crowell & Murray https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT The iron ores of Lake Superior: containing some facts of interest relating to mining and shipping of the ore and location of principal mines. Crowell & Murray https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT