Ontario. Bureau of MinesDepths shown by isolines.; "E.H. Harcourt Co. Limited. Litho. Toronto."; "Mining divisions bounded by red lines..." ; names of divisions also indicated in red.88 x 200 centimeters, sheets 92 x 117 centimeters and 92 x 92 centimetersJPEGUMN_ALMA:9930459290001701engDept. of Lands Forests & Mines (Ottawä)PublicMap of North Western Ontario : shewing [sic] the districts of Kenora, Rainy River, Thunder Bay, and part of AlgomaMaps1913University of Minnesota