When did Horizon Season 9 Episode 10 air?
Horizon Season 9 Episode 10 aired on March 13, 1972.
Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Season 9 · Episode 10
What Is Race?
Mar 13, 1972·1h
Horizon investigates the various conceptions of "race" that have arisen since the 17th century.
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How long is Horizon Season 9 Episode 10?
This episode runs for approximately 60 minutes.
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