A 202 pound slab of grewwacke covered in runes on its face and side indicated the Scandinavians came to Minnesota in what century?
Kensington, Minnesota:  The stone tablet may indicate that Scandinavians had come to Minnesota in the 14th century. Kensington Runestone: The Kensington Runestone is a 202 lb slab of greywacke covered in runes on its face and side.
14th century