New hydrofoil 'Sea Ranger' lowered into the water at Dartmouth.
CU. Sign of ship builders yard and long shots of the yard with people working. Various shots of the new hydrofoil 'Sea Ranger' being loaded onto lorry and taken out of the shipyard. Various shots of the Sea Ranger hydrofoil being positioned on slipway of River Dart. With the aid of large quayside crane the hydrofoil is lifted up and lowered into the water.