Season 4 · Episode 3 of 11
Aired May 19, 1964
Standards For Comparison
Tue, May 19, 1964
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Universal standards of measurements are explained in laymen's terms by Dr Patterson Hume and Dr Donald Ivey of University of Toronto.
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Airs
Tue, May 19, 1964
Show
The Nature of Things
635 episodes
Episode
S4 · E3
in The Nature of Things