How Machines and Tools Help Us (1954)
9m
Running Time
January 1, 1954Release Date
How Machines and Tools Help Us (1954)
9m
Running Time
January 1, 1954Release Date
Plot.
Demonstrates that man has devised ways of making work easy with the aid of simple tools, engines and motors, and by harnessing such natural forces as wind and water.
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Media.
