DURING WORK BY THE BLACK SLUICE INTERNAL DRAINING BOARD TO THE DRAIN OF NORTH ING DITCHES RUNNING NORTH-SOUTH AND NORTH-EAST TO SOUTH-WEST WERE IDENTIFIED IN THE CUTTING. THESE WERE INTERPRETED AS THE BOUNDARY DITCHES TO THE FIELD SYSTEMS OF THE ROMAN FARMSTEADS/HAMLETS AND DROVEWAYS THAT ARE KNOWN IN THIS AREA OF THE FENS FROM AERIAL PHOTOGRAPHY. ONE OF THE DITCHES HAD BEEN REPLACED AND THIS SUGGESTED SUSTAINED USE OF THIS FEATURE. {1}{2}