Collection search - Map of Cobalt area, District of Nipissing. Showing veins & location of sections. To accompany fourth edition of report by Willet G. Miller, Provincial Geologist, on the cobalt-nickel-arsenides and silver deposits of Temiskaming, in Part II of the Nienteenth Report of the Bureau of Mines, Ontario. E.H. Harcourt Co. Limited, Litho. Toronto. [cartographic material]

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