{"id":"000411646","type":"article","title":"Lead sling-shot from Windridge Farm, St. Albans and the use of the sling by the Roman army in Britain","pages":"183-200","container-title":"Britannia. A journal of Romano-British and kindred studies, 18.1987","author":[{"family":"Greep","given":"S.J."}],"issued":{"raw":"1987"}}