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CIRCA 1950s - The onset of the industrial revolution in Japan in 1957, with the rise of manufacturing plants and automotive parts.
CIRCA 1944 - Optical instruments allow scientists to study metal for industrial purposes.
Explorers use a hydraulic mining system to expose the gold found in mountains in Northwestern Canada in 1944. (1940s)
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31218175

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Stock Video ID: 31218175

1950s: Animation of electric circuit, circuit stops. Batteries connected to light bulb, hand attaches wire. Light bulb turns on.

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