BEAVER DAM, Wis. — A mammoth rib bone displayed at the Dodge County Historical Society in Beaver Dam is more than 16,000 years old, according to radiocarbon dating the historical society's curator recently requested.
Mammoth bone found in Wisconsin 16,000 years old
Kurt Sampson, the curator of the Dodge County Historical Society in Beaver Dam, Wis., shows cut marks on a tibia from the “Persha Mammoth,” whose bones are kept in the historical society.





