1950s
A nurse wheels a mentally ill man on a bed. Electroshock equipment is…
Unspecified
Various flashes of lightning in a night sky.
1970s
A child puts his hand over the flame of a candle to feel the heat. A…
1960s
Various forms of solar energy. Ideas and designs for capturing forms of…
Dramatization of Thomas Edison and early electricity.
Two quick shots of Ben Franklin (reenactment) flying his kite to prove…
