Huge petrol pipeline was constructed under English Channel to supply troops on continent.
Full title reads: "OPERATION PLUTO".
Close up shot of map of Europe showing London and Antwerp.
General scenes in the making of the huge pipes needed for the operation to connect Britain with mainland Europe to be able to supply the troops with petrol.
General scenes of the experimental laying of the Pluto pipeline in the Bristol Channel in 1942 - pipes were laid into sea from ships.
Miles of pipeline being unfolded and laid under water from ships.
Various shots of Royal Engineers connecting the pipeline to the pumping plant on the land on French side. Long shot of one of the high pressure pumping stations in France - from the outside it looks like an ordinary holiday house.
General scenes in the pump room and the control room.
(Mute & Track Negs.)