Show r f Invisible Light Softens k Blackout Engineer Says SCHENECTADY Development f of a blackout street light which 17 gives the effect of a darkened moa mo mo- a I tion-picture tion thea theater tel yet is invisible E I to fliers was announced recently r k J John olm E. E Bock General Electric engineer said the new lamp gives I off light equivalent to that from the I flame of a single candle A black I canopy is fastened to its top First impression n is that the light proc produces uce no illumination at all all all' Mr Bock said However when the eye becomes adjusted to the darkness persons and objects can be seen dimly at 30 to 40 feet |