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CIRCA 1970s - Shots from the 1972 Presidential Primaries.
CIRCA 1970s - Shots from the 1972 Presidential Primaries.
1950s: Animated children demonstrate power plant energy conversion with steam, pinwheels and magnets. Children become boiler, turbine and generator. Boiler become atomic reactor.
1970s - Shots from the 1972 Presidential Primaries.
CIRCA 1920s - A banana field in Hawaii, portraits of Presidents Abraham Lincoln, Teddy Roosevelt, Woodrow Wilson, 1920s
CIRCA 1969 - An artist sculpts a bust of LBJ as he meets with an official in the White House, and a bust of Lincoln is seen.
1960s: Paintings of men in formal dress.

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Circa 1942 - the groundbreaking work of scientists alessandro volta, joseph henry, and william watson lays the groundwork for samuel morse.

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