Grindstone City Sign Postcard 1940

Grindstone City Postcard 1940

Black and white postcard from approximately 1940 showing the grindstone memorial – the inscription reads: “In Memorium of the Grindstone City Pioneers 1635 – 1938” -at Grindstone City, Michigan.

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Michael Hardy

Michael is the owner of Thumbwind Publications LLC. It started in 2009 covering Michigan and the Upper Thumb. Today, his Michigan Moments series has established a loyal base of 110,000 followers.

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