1943. 2018-04-24T17:33:16Z. 2018-09-05T19:40:46Z. Hurst, M. E. Dept. of Mines. English. cartographic image. Public. Ontario, Timiskaming, Cochrane (District), and Timiskaming.
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1964. 2018-04-24T18:50:05Z. 2018-09-05T19:41:32Z. Ontario. Department of Mines. Ontario Dept. of Mines. English. cartographic image. Public. Ontario, Cochrane (District), Sudbury (District), Timiskaming, Nighthawk Lake Region, Kirkland Lake Region, and Timiskaming.
1971. 2018-04-24T19:37:36Z. 2018-04-24T19:37:36Z. Ontario. Department of Mines and Northern Affairs. Ontario Dept. of Mines. English. cartographic image. Public. Ontario, Algoma (District), Manitoulin (District), Nipissing (District), Parry Sound (District), Sudbury (District), Timiskaming (District), and Timiskaming.
1973. 2018-04-24T19:41:00Z. 2018-04-24T19:41:00Z. Ontario. Geological Branch. Ontario Dept. of Mines and Northern Affairs. English. cartographic image. Public. Ontario, Cochrane (District), Sudbury (District), Timiskaming (District), Algoma (District), Thunder Bay (District), and Timiskaming.