Plan, section and east and west elevations of drain and drain wall at the bridge over Great Drain at Piraeus Street ... H.S. Whipple ... PD 703 Horizontal (normal) ... 7 May 1948
Plan, section and east and west elevations of drain and drain wall at the bridge over Great Drain at Piraeus Street ... H.S. Whipple ... PD 703 AMS Horizontal (normal) ... 7 May 1948
