Grindstone, South Dakota facts for kids
Grindstone is an unincorporated community in Haakon County, in the U.S. state of South Dakota.
History
A post office called Grindstone was established in 1890, and remained in operation until 1946. The community was named after nearby Grindstone Butte.
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Grindstone, South Dakota Facts for Kids. Kiddle Encyclopedia.