{"id":"001452032","type":"article","title":"A whetstone of wealden sandstone from the Roman villa at Great Farm, Boreham, Essex","publisher":"Society for the Promotion of Roman Studies","publisher-place":"London","pages":"247-251","container-title":"Britannia, 46 (2015","author":[{"family":"Allen","given":"John R. L."}],"issued":{"raw":"2015"}}