Address Restricted, Lower Brule, South Dakota. County/parish: Lyman.
Added to the National Register of Historic Places October 15, 1966. NRIS 66000717.
12 contributing sites.Also known as:
The Langdeau Site, designated by the Smithsonian trinomial 39LM209, is an archaeological site in Lyman County, South Dakota, near Lower Brule. It was declared a National Historic Landmark in 1964. The site was one of the first to provide evidence of horticultural activity by Native Americans in the region.
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