{"id":"000030440","type":"book","title":"Archaeological investigation in the Petriefied Forest : Twin Butte Site ; a preliminary report. - Flagstaff, AZ","container-title":"Plateau ; 24.1951, no. 2, S. 77-83 : 3 Ill","author":[{"family":"Wendorf","given":"Fred."}],"issued":{"raw":"1951"}}