When did Horizon Season 6 Episode 21 air?
Horizon Season 6 Episode 21 aired on June 5, 1969.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
The Honorable A. W. Benn addresses young art and technology students on the implications of increased technology.
Direct answers for episode-level questions and details.
Horizon Season 6 Episode 21 aired on June 5, 1969.
This episode runs for approximately 60 minutes.
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