100 Watts 120 Volts
100 Watts 120 Volts
0.0 100 Watts 120 Volts
1977, 7 m
Documentary
The mechanized production of Duro-Test light bulbs is filmed as a dance to the tune of the Brandenburg, as choreographed filaments, glass, and metal combine in a dynamic finale. Preserved by the Academy Film Archive in 2013.