Under the Wires

原片名

Under the Wires

上映日

1965-01-02

片长

27分钟

历史评分

0

原始剧情释义

The electrification of the London Midland Region main line between London, Manchester and Liverpool at 25KV AC, using overhead wires and drawing supply from the National Grid, was a major undertaking involving civil, electrical, mechanical and signal engineering of a complex and advanced nature. This film depicts some aspects of the problems involved and of the unprecedented operations which were carried out.