Manufacture Of Electric Power Cables Henley's Ltd - Reel 1 (1930-1939)

Full title card reads: “Manufacture of Electric Power Cables at the Gravesend Works of Messrs. W.T. Henley's Telegraph Works Co. Ltd.“ Produced by British Instructional Films Ltd. Reel 1. High angle shot of factory floor showing large rolls of copper. Two men pull a trolley loaded with these rolls. M/S of the men walking towards the camera - looks heavy. The copper is pickled in acid and washed to remove the oxide. C/U of rolls being lifted out of the acid bath. Copper wire is lowered and washed with a hose. “Grinding and polishing dies for wire-drawing.“ C/U of machines in operation. M/S of man at work close to these machines. L/S of factory floor showing men at winding machines. Various shots of the wire being wound onto a drum. Wire is placed in drawing machines. C/U of man at work on these machines. Various C/Us of wire being drawn, wound, stretched, etc. We see the wire leaving the “annealing furnace.“ A cage containing lots of rolls of wire rises up from the ground. C/U of man op