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Road sign along the Gunflint Trail

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Road sign warning of “narrow, winding, hilly road, 25 miles per hour” along the Gunflint Trail. Photograph by R. O. Fletcher, ca. 1925.

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Road sign warning of “narrow, winding, hilly road, 25 miles per hour” along the Gunflint Trail. Photograph by R. O. Fletcher, ca. 1925.

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Minnesota Historical Society

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http://collections.mnhs.org/cms/display?irn=11491330

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