Full title reads: "'When The Lights Go On Again ..'."
The end of the ban on illuminated signs in England is celebrated.
SV Man working on illuminated Guinness clock. SV Men fixing neon lights over Saqui and Lawrence in Piccadilly.
Footage of electrical tests carried out in dark room.
Experiments using electricity to shatter different kinds of materials.
Illuminated Sign reading 'Electric Palace'.
Safety suits for electricity engineers in Odiham, Hampshire.
Men working on electricity pylons in Holland.
Close up shot of finger turning on an electricity switch.
General Electric Company buildings.
Technicians inside electricity centre. Good throughout