8,000 CANDLEPOWER LAMP

CD 1964052 E&MP27.010

Electric Lighting

December 1937

Dr. J.W. Marden (foreground) and Dr. N.C. Beese, research scientists of the Westinghouse Electric & Manufacturing Company, measuring the intensity of a water-cooled mercury vapor lamp rated at about 8,000 candlepower. 

Original Caption by Science Service
^©Westinghouse