Some things don’t need to be updated—for instance, educational films about gears. Those attained perfection in the 1930s.
[youtube width=”640″]https://www.youtube.com/watch?v=aAWxZRuBXtw[/youtube]
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Some things don’t need to be updated—for instance, educational films about gears. Those attained perfection in the 1930s.
[youtube width=”640″]https://www.youtube.com/watch?v=aAWxZRuBXtw[/youtube]