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4 results for: electrical lines

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Niagara Falls Cataracts, Niagara Falls, United States, Canada, photograph, title: 'NIAGARA FALLS,
LZT26A79_468

Niagara Falls Cataracts, Niagara Falls, United Sta...

Protection of the voltage transformer, Protection of a transformer in an electrical wire,
LZT26A79_466

Protection of the voltage transformer, Protection ...

Three images of electrical discharges, page, photomechanical print, inscription: 'Fig. 43. -
LZT26A78_302

Three images of electrical discharges, page, photo...

Earthing switches in electrical lines, Earthing switches of the 280 kV line, photograph, title:
LZT26B09_339

Earthing switches in electrical lines, Earthing sw...