Math
1950s
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Film demonstrating applications of parallel lines. POV going down train…
1960s
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Ppan down a long page of mathematical formula with french explanations…
1960s
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Voice-over narrates difference between decimal system and binary…
1960s
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Fade out from diagram of computer functions to a woman in 1950s…
1940s
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In this clip, two boys work on adding a component to a model of a house…