{"id":"000030861","type":"book","title":"Hopewellian pottery of the Lower Illinois Valley : the Snyders Site ceramics. - Ann Arbor, MI","container-title":"Papers of the Michigan Academy of Science, Arts and Letters ; 42.1957, S. 219-224 : 2 Tab","author":[{"family":"Powell","given":"B.B."}],"issued":{"raw":"1957"}}