1944
Power Lines
0.0/10
The manufacture of cables for transmitting electric power is shown. Copper bars are rolled and drawn into wire, which is twisted into strands, and covered for insulation and protection with layers of...
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Power Lines
Genre: Dokumenter
The manufacture of cables for transmitting electric power is shown. Copper bars are rolled and drawn into wire, which is twisted into strands, and covered for insulation and protection with layers of rubber, lead, cloth and paper. The completed cables are then given high-voltage tests before being dispatched from the factory.
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James E. Rogers
Director
N/A
Writers
Cast
Norman Shelley
As Commentator (voice)
Alvar Liddell
As Commentator (voice)