https://www.wvhistoryonview.org/catalog/043040https://www.wvhistoryonview.org/image/043040.jpgRomance of American History, Great Mound on the Banks of the Ohio; Near Grave Creek, Va.Koontz, E.E.ca. 1910Counties--Marshall.Original illustration created in 1850. Caption on back of postcard reads; "This mammoth mound is the largest prehistoric monument in America. It is 79 feet high, 900 feet in circumference at base. Discovered 1772, Opened in 1838 by a tunnel along the natural surface to the center and a shaft from the apex to tunnel. Two vaults constructed of timber were revealed in which were found three human skeletons and numerous ornaments of copper, iron, mica, and bone. Also a curiously carved stone the characters on which have never been deciphered. Located at Moundsville and is now owned by the State of West Virginia." (From postcard collection legacy system.)West Virginia History OnView