3rd-4th A.D ... Fill in Elliptical Drain on Line of Great Drain
Fill in Great Drain; From North End of Elliptical Drain to Point Cleared in 1939; Fill II; Directly in Front of North End of Elliptical Drain
2nd-3rd A.D ... Fill in Great Drain; From North End of Elliptical Drain to Point Cleared in 1939; Fill II; Sandy
Fill in Great Drain; From North End of Elliptical Drain to Point Cleared in 1939; Fill III; Silt and Mud