{"id":"000307152","type":"book","title":"Anchors, the potsherds of marine archaeology. On the recording of pierced stones from the Mediterranean","pages":"397-406","container-title":"Marine archaeology. Proceedings of the 23rd Symposium of the Colston Research Society held in the University of Bristol April 4th to 8th, 1971","author":[{"family":"Frost","given":"H."}]}