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Report on the geology and resources of the Black Hills of Dakota : with atlas — Illustration, Page 286
Black Hills (S.D. and Wyo.)↗
Report on the geology and resources of the Black Hills of Dakota : with atlas — Illustration, Page 290
Black Hills (S.D. and Wyo.)↗
Report on the geology and resources of the Black Hills of Dakota : with atlas — Illustration, Page 291
Black Hills (S.D. and Wyo.)↗
Report on the geology and resources of the Black Hills of Dakota : with atlas — Illustration, Page 292
Black Hills (S.D. and Wyo.)↗