boat boats building dixie queen dockland docklands London paddle-steamer paddlesteamer river ship ships thames water water-wheel wharf wheel aged back blower brass drive dry engine fishing gear hulk hull inboard industry marine propeller nautical old plant propelling screw red red boat rudder sand screw sea ship wheel ship's screw shipyard skiff traces vessel wood bell metal maritime objects sailing steer steering wheel transport equipment steering adduce direction force helm interieur lead leading on board power circle drift round wooden yacht destination peeled transportation anchor chain engineering iron links machine strength strong Taut Tension